hydraulic hose fittings chart

2021/05/21

So what happens if you pick a wrong fitting? Eventually the metric system was standardized, and all commerce is now conducted using this system, although the traditional measurements are still used in some applications outside of the mainstream. As the connection is tightened, the O-ring will compress against a flat face sleeve, and this creates a metal-to-metal seal, with the O-ring providing a leak barrier. ISO 261 Metric threads. For a certain amount of time in the 20th century, there were three competing systems of measurement in Japan, being the English system, the Metric system, and the traditional Japanese system. The swivel nut on the female half holds the connection together. Series 23 / 24 / P23 / P12 / P24 / P25 / 26 Connectors. Even new fitting, if it was selected wrong, can cause problems. (The ISO 6149 is the same as the SAE J1926-1O-ring Boss, except the ISO 6149 has metric threads.)

The tapered male connects with a tapered female, with the seal forming in the threads. Depending on the shape of the hydraulic fitting, they classified into: The Security of the Connection Including Sealing Type. The Guide for Chemical Resistance Information from Parker can be found here. Match the dimensions provided in this guide with your recorded measurements. However, the high price makes them less affordable, so other alternatives are usually considered. They can provide a leak-free operation and meet SAE, ISO, DIN, DOT, and JIS standards. For many of us, the first time we have to decide on which type of hydraulic hose fitting to use is during the hose assembly.

%%EOF Recognized to meet over 20 international standards and quality certifications, Gates furnishes custom hose assemblies and offers in-depth Industrial Hose Training Workshops to improve your onsite safety, reduce downtime, and increase your productivity. In China, GB 3734.2, GB 3733.2 standard specific metric thread of 24 degree cone fittings, in some sizes the DIN 2353 metric fittings can mate with Chinese metric fittings. h+Q9rQJ2# E(wQJWf%+6,b#>,d|Sb1ZaM@72$#aR"sIJeV`TXt&_2!,Xeo&~SFhFD |Z"J4Q*GU"aQ aj$]C`OdxlP`r2>3U>S{Tv Vss}?8{|8nql%>; uxR[H6"~+pwS#ZIZwh_l7L\&|nRFOe&V0f/Wjf~ 8TWN[2dQ&gK na The hose assembly technician would be able to assist you in finding the best fitting and assist you with any questions. It is always a good idea to ask yourself five major questions about S.T.A.M.P. Widely used in automotive systems, the inverted flare connection features a machined male connector with a 420 seat, and a flared male tubing with a 450 seat. The National Fluid Power Association (NFPA) does not recommend the connection for hydraulic applications, however it is commonly found in fluid piping systems. Joint Industry Council fittings, or JIC, are a type of flare fitting that is machined with a 37 seating surface. The pipe-fitting industry and the plumbing industry in all countries where the BSP has been adopted accept it as the standard. Why You Still Have Wet Air In Your Compressor Room, 2022, The Hope Group. About the company All five of our hydraulic and pneumatic fittings wall charts: Steel Fittings, Brass Fittings, Metric Fittings, Hydraulic Hose, and Hose Fittings. Both male and female halves have a pilot (could be long or short), and the seal is made when the O-ring is compressed. All Lawn, Garden and Professional Landscaping, All Machine Tools and Precision Equipment, All Industrial Fluid and Material Conveyance. 183 0 obj <>/Filter/FlateDecode/ID[<97D476FE6DB04876841DA8B74C1F9039><00CEDA07B833474A87A9CE54EEF99FE1>]/Index[7 339]/Info 6 0 R/Length 424/Prev 1142430/Root 8 0 R/Size 346/Type/XRef/W[1 3 1]>>stream Record the values and compare your measurements with the figures provided in this guide.Accurate measurement of four-bolt flangesBegin by using a caliper to measure the port hole diameter the bolt. If additional sealing is required, teflon and pipe dope can be applied. A pitch gauge measures the threads per inch. The swivel nut on the female half holds the connection together. Although picking a hydraulic fitting sometimes feels overwhelming, if you follow our simple guide, it should not be a problem anymore. 7 0 obj <> endobj The male and female threads bind together to make a mechanically strong connection. This connection is widely found in automotive and commercial air conditioning applications. If you want to learn more about selecting hydraulic fittings, contact us to speak with a fluid connector specialist. While the JIS metric connection and the JIS 300 flare are alike, the latter has BSPP-like thread dimensions. Even though it sounds easy to fix the leak with this type of fitting by tightening the connection, you increase the risk of getting a crack in the fitting. Additionally, pay close attention to your seal being compatible with the type of hydraulic fluid used in a system. Both male and female NSPM connectors' threads are straight, while the male has a 300 internal chamfer, the female has an inverted 300 seat. Various types of fitting allow the designer to change the flow of the fluid, to split the flow of the fluid, or to elevate the lines. They require a presence of the crimping machine to attach a hose to a fitting. Steel fittings come as a mix of iron with some other metals to make them more durable and improve the resistance to the heat.

Split-flange connectors are generally used in situations where a high degree of resistance to pressure, vibration, and shock is needed. Widely found in hydraulic systems, both the JIC male and JIC female of this connection have a 37 flare seat as well as straight threads. Commonly found in fluid power systems, the Four-Bolt Flange works well connecting 1/2" to 3" hose and tube. The O-ring on the male half compresses on the chamfer of the female port, to make the seal. For leak-free operation use O-ring seals if the operating temperature allows you.

For metric threads, this tool measures the distance between the threads. 2022 Sapphire Hydraulics. It all goes great until you need a replacement fitting and the lead time is a couple of weeks, and you need it now. A rule of thumb says that hose inner tube, cover, fittings and O-rings should be chemically compatible with each other. Vibration affects hydraulic plumbing and can shift the torque and cause fatigue. The male and female threads bind together to make a mechanically strong connection. They are an excellent choice for highly corrosive environments. Powered by Miva. For example, 8/16" or 1/2" equates to size -8 . If so, click to download our brochure and discover why Sapphire Hydraulics is the right repair service company for you! This is known as a dry seal thread. . Unfortunately, even a single over-temperature event can damage all the seals and cause multiple leaks. Split-flange connections also help to provide solid connections between a hose and pipe, or between rigid lines. A mechanical connection is made when the both male and female are mated together. Flange fittings are also highly resistant to loosening and can be quickly and easily assembled. threads deformation). Some organizations that are developing these, are the International Organization for Standardization, SAE International, British Association, and Deutsches Institut fr Normung, and the American Society of Manufacturing Engineers, American National Standards Institute. They all have the same metric thread form for a given tube size. Taiwanese and Korean units of measure are also derived from these traditional measurement units. As you might guess from the name, an O-Ring Face Seal fitting makes use of an O-ring right at the face of the fitting to eliminate leaks in systems that make use of high-pressure hydraulics. htOHTQ 8#A apy!%IDhmfmrqC(U Another thing that makes them very popular is that ORFS connectors can easily be assembled or disassembled out in the field when its necessary to replace O-rings or even replace the entire assembly. Note: dash numbers are nominal. Fittings are available in two categories: DIN 2353 L (light) and DIN 2353 S (heavy) classes. Each chart is 24" x36", printed in full color, and features a clear aqueous coating for durability. flat surface with a straight thread. is always 16) is generally ignored. The tapered seat creates a leak-resistant connection, and are commonly found in fluid power systems. For example, for M12x1.0, the outer diameter of the threads is 12 mm with a 1.0 mm spacing between threads, The male and female threads connect and a seal is formed when the two are mated together (i.e. With the male half, the seal forms between the 24O seat and the compression sleeve. Therefore, they are the least popular choice when it comes to hydraulic applications despite their low price. 227 US-90 ALT How To Choose A Fitting For Your Hoses,Pipe,And Tube. The seal forms between the male end, and the smooth flat surface on the female end. These standards include straight thread series as well as tapered series for a wide variety of applications requiring pressure-tight sealing or rigidity and, sometimes, both together. The tapered seat creates a leak-resistant connection, and are commonly found in fluid power systems. The female has a compression sleeve with a straight thread. The seal forms between the O-ring on the male half and the smooth face of the female port (with t, he O-ring seating on the ring groove of the male). In the case of metric connections, measure the thread-to-thread distances. Buy Online. Along with the sleeve, a female nut and tube partly form the female connection. Thank you for sharing! A caliper is a useful tool that measures the outside diameter of a male thread and inside diameter of a female thread. We also can offfer the related to Metric hydraulic fittings chart. The absence of the indication of pitch means that the coarse pitch is specified. Plastic fittings generally are considered more resistant to the corrosion but are weaker and less durable. When using a dash number to identify a fluid pipe or a tube, the numerator part of the fraction is just used. The male half has an O-ring and a straight thread, while the female half has a machined surface, a chamfer, and a straight thread. We are constantly expanding our product catalog and services to support every facet of our customer's operations. There are plenty of good reasons for this, but best reason to not do it is safety. Usually, they are rated up to 10,000 psi. Use O-rings with the elastomeric seals such as DIN 2353, SAE J1453 to prevent the risk of unexpected leaks and switch to an untapered JIC fitting.

Once you make a note of that, measure the distance from center to center of the bolt holes, noting the longest spacing. Both SAE and ISO do not recommend mixing hose end fittings and hoses from different manufacturers. Have a hydraulic issue thats slowing down progress at your business that you need rectified quickly? The seal forms between the cone on the male and the sealing areas on the females. document.getElementById( "ak_js_2" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Unfortunately, something as small as a fitting can quickly decrease the efficiency of the whole hydraulic system and even pose a major safety issue. The male connector has a 240 Cone with a straight thread, while the three female connectors have straight threads with a sealing surface. A screw thread in conformity with this International Standard is designated by the letter M followed by the values of the nominal diameter and of the pitch expressed in millimetres separated by the sign x. One of the most common uses for JIC connections is in the fluid power industry, where they are frequently utilized in diagnostic and test point settings. contact us jyray@72338.com for more info. The male connector has a 60 recessed cone and a straight thread; the female has a straight thread as well, and a globeseal seat. Your message has been sent. All rights reserved, Hydraulic Hose Fittings. If you use elastomeric seals, keep your temperature conditions within the recommended range. Dash numbersThe sizes of tubes and fluid pipes are generally identified by abbreviations known as dash numbers, and are commonly used when ordering parts. Pay extra caution when selecting a hose for gaseous applications, especially if there is a chance of permeation in order to avoid explosions, fires, and exposition to the toxic fumes. Manufacturers use identifiers such as ASME B1 .1 and ISO 261, to classify the main thread characteristics: pitch, angle, diameter, and form.

Was this helpful for you? Eventually, Imperial Japan began using the metric system, and at that time all traditional units were defined on the basis of meters and kilograms. How to Find The Right One? threads are straight, while the male has a 300 internal chamfer, the female has an inverted 300 seat. The taper which is applied to NPT threads helps them to form a tight seal, because the flanks of the threads will become compressed against each other, rather than the straight thread connections or compression connections. Both halves have a 45 flare seat, and the threads of the each connector engage together to form a tight mechanical connection, with the seal forming on the 45 flare seat. Pipe threads are designed to be used with or without accompanying thread sealants, depending on the particular application that theyre being used for. Flare adapters provide significant long-term reliability, making them suitable for most mission-critical situations, as well as for usage in locations that can be relatively inaccessible. It is important to note that your measurements may not accurately match with the values provided in this guide. A mechanical connection is made when the both male and female are mated together. Terms Of Use | Privacy Policy | Supply Chain Transparency | Safety Recall: CVT Clutch | Newsletters, VIN must be exactly 17 characters in length, The letters "I", "O" and "Q" never appear in a VIN, Power Transmission Tools and Merchandisers, Windshield Washer, Wiper and Vacuum Components, Lawn, Garden and Professional Landscaping, Engine Variable Timing Spool Valve Filters, Water Pumps (Standard, Heavy-Duty, Performance), Timing Belt Component Kits w/ Water Pumps, Fuel Cap/Cooling System Testers, Replacement Parts and Adapters, Radiator Cap/Cooling System Testers, Replacement Parts and Adapters. Learn how your comment data is processed. The male connector has an O-ring and a straight thread. The male end has a 300 seat, which tapered nose of the female swivel makes the seal with. The manner which the fitting is secured to the hose and the allowable tolerance for the hose crimp may differ. Once the specifications have been defined, the hose assembly technician can get to work. An I.D./O.D. Send us a message to checkavailability, get pricing or receive a sales consultation. Learn All About Different Types of Threads, Hydraulic System Maintenance. This connection is common in high pressure hydraulic systems. From low-pressure to ultra-high pressure hose assemblies, and from application-specific systems to versatile fluid compatibility, the most productive hose systems start with the safest, most durable, and efficient industrial hoses, couplings, accessories, and equipment from Gates. The straight threads of the each half hold the connection together mechanically. Note: Although the male end is comparable to the American National Pipe Straight Mechanical (NPSM) male, they not interchangeable, due to their different thread pitches. A three-way JIC coupling can be used to provide a port inline so that any user can connect a diagnostic device or a measurement device, for the purpose of taking pressure readings, as well as to perform system and circuit diagnostics. To address high operating pressure, more and more of our customers prefer to use O-ring seals. The seal forms between the recessed cone on the male and the tapered nose of the female. Aluminum fittingsare significantly lighter than steel and are corrosion-resistant.

Professionals within the Japanese islands used to primarily make use of the traditional Japanese units of measure, which in turn were based on the Chinese system. The slight differences are mainly caused by manufacturing tolerances.After measuring the diameter of your threads, determine their spacing in threads per inch. Hydraulic hose fittings are very useful when it becomes necessary to connect various conductors such as tubes, pipes, and hoses in a hydraulic system. O-ring face seal connections are capable of eliminating hydraulic system leaks up to pressures reaching 6,000 psi. Note: While most SAE J514 threads look identical to SAE 45 flare threads, their seating angles do not match. Most of these connections will have a male and female component to accommodate the connection and will assist with the process of containing and directing the flow of fluid; while also preventing any leakages and maintaining pressure in the lines. (size, temperature, application, materials/media, and pressure) before you get started with any hose assembly. Since metric measurements give the true sizes of a tube or a fluid pipe, dash numbers do not apply for them. dash numbers, and are commonly used when ordering parts. These connectors are widely found in low pressure applications like refrigerant and fuel lines, as well as automotive piping applications. The National Fluid Power Association (NFPA) does not recommend the connection for hydraulic applications, however it is commonly found. Each has its own tube sizes and thread dimensions as shown in the following table: The male half has a 30 seat with a straight thread, while the female has a 300 seat with a straight thread as well. The male half of this connection has a 240 seat with a straight thread. Note: Both the NPTF and BSPT connectors appear similar, however the two are not interchangeable.

Hydraulic Hose Fittings & Connector Sizes Charts. The flare seats of the male and female seal together when the straight threads are joined. Crimping is the most popular method assembling the hydraulic hose. Check the table below for the temperature range for the most common fitting and seal materials.There are special options available if you need hydraulic hoses and fittings to work under extreme temperature conditions. They accommodate pressure up to 3000 psi, but lower pressure ranges are usually recommended. The seal forms between the O-ring on the male half and the smooth face of the female port (with the O-ring seating on the ring groove of the male). This is known as a, and pipe dope can be applied. The difference is that parallel or straight connections provide no seal at all and are merely tasked with holding the two pieces together. The seal is made when the O-ring is squeezed into the chamfer. Hoses, as well as fittings, come in many different types and materials. BSP screw threads have been adopted internationally by virtually all countries other than the United States, which prefers the NPT standard. Copyright Yuyao Jiayuan Hydraulic Fitting Factory. Most common fittings are made of plastic, steel, stainless steel, or brass. Due to their low weight, they are commonly used in the automotive industry. The threads connect together to make a mechanically strong bond. Permanent Crimp Fittings the most common type of fittings. Importantly, the material used for the hydraulic hose fitting defines its properties. An error has occurred. Stainless steel fittings are used when the temperature range required for the job is -425F to 1200F. Chemical Compatibility and Operating Fluid. o+YAh*wwv {$m. This results in a leak-tight seal that can stand up to high levels of pressure. Many of the most popular connectors used in hydraulic systems today have become standardized in this country and others, and the reason for their widespread acceptance generally has to do with their effectiveness at making a tight seal and preventing leakage. It is important to remember to inspect your hoses and fittings for a secure connection and any leaks every couple of months.

After confirming that your threads are in good conditions, measure their diameter and record.

The Chinese metric thread standards include both a 37 flare and 45 flare, as well as a 37 and45 inverted flare. This connection is common in high pressure hydraulic systems. ORFS connections utilize O-rings that are typically seated in the face groove of the fitting, and these elastomeric seals provide a leak-proof flared tube fitting which should eliminate hydraulic leaks when properly implemented. Because connectors and ports have many applications in fluid piping systems, you need to correctly identify them before adding or replacing them on a tube or hose, in your specific application.

You can count on Gates to supply innovative new products that push the boundaries of materials science. They are more resistant to cracks. If you get too overwhelmed with the shapes, materials, threading, and sealing options to choose from, save your time, and check our guide on how to pick the right fitting best for your job. This makes them popular for usage in tight spaces, and since there are at least 700 different kinds of configurations and sizes of split-flange connections, its usually very easy to find one for any given application. Be careful if you use NPT (National Pipe Taper) pipe threads fittings. With the female half, the seal forms between the tubing and compression sleeve. British connections are available in two categories: British Standard Pipe Parallel (BSPP), and British Standard Pipe Tapered (BSPT). This connection forms an impressive leak resistance and can be used in applications up to 6000 psi. The Chinese system of measurement spread to the Japanese archipelago and has remained largely intact ever since the year 700. The male connector has an O-ring and a straight thread. This connection and the 37 Flare are alike, however it's 30 seat and BSPP-like thread dimensions make it different from the American 37 Flare. Next: How To Choose A Fitting For Your Hoses,Pipe,And Tube. Flare fittings are a kind of compression fitting which is generally used with some kind of metal tubing, often comprised of aluminum, copper, or soft steel, although other metals are sometimes used as well.

WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov. The parallel threads make a seal using a number of different rings or washers. With the modernization of your equipment usually comes higher operating pressure. []. For example, carbon steel fittings made of the mixture of iron and carbon can withstand the temperatures from -65F to 500F. Note: SAE 45 Flare connectors are identical to JIC 37 Flare connectors, except for the angles of the seats. Some of the stainless steel fittings with special designs can be rated up to 20,000 psi. threads deformation). When searching for another automotive manufacturer or distributor part number only exact matches will be returned. 0

Brass fittingsare less strong and durable than stainless steel. Metric thread hydraulic fittings is most popular type of fluid connectors in the worldwides. The temperature range for tube fittings is defined by three factors: material, plating, and seal if used. JB 1887 is metric thread for flat face o-ring face hose wittings and adapters. Threaded pipes offer an effective seal on pipes that are used to transport hydraulic fluid, steam, gases, or liquids. For example, the range for Parkers allowable tolerance for a crimp can be as little as 0.02 inches and the range may not overlap with the other manufacturers product. caliper is a suitable tool for this. Hence, choose the fittings that are easier to find or stock up if you use any specific fitting with longer lead times. The female side has a 420 seat that provides a sealing surface. Send us feedback if metric hydraulic fitting idenfification chart size isnt working for you.