CategoryStandards For O-rings AN 6227 Packing “O” Ring Hydraulic AN 6230 Gasket “O” Ring Hydraulic ARP 568 O-Rings SAE J120 Rubber Rings for Automotive Applications SAE J515 Hydraulic O-Ring SAE J1453 Fitting – O-Ring DIN 3771 O-Ringe For oil seals BS 1399 Rotary Shaft Lip Seals DIN 3760 Radial Shaft Seal MIL-S-45005B Fluid, Radial, Sealing…
CategoryStandard For O-rings JASO F 404 Automotive O-rings For oil seals JASO F 401 Oil seals JASO F 410 Oil Seal Testing Procedure For gaskets JPAS 015 Pneumatic Cylinder Gasket Performance Testing Procedure JFPS 1003 Hydraulic Cylinder Gasket Application and Selection Guidelines JFPS 1005 Hydraulic Square Rings JFPS 2001 General Handling Standards for Pneumatic Seals…
CategoryStandards For O-rings JIS B 2401 O-Rings JIS B 2406 O-rings — Mounting groove dimensions and sizes JIS B 2407 O-rings — Anti-extrusion rings (back-up rings) JIS B 2408 O-rings — Quality acceptance criteria For oil seals JIS B 2402 Oil seals JIS K 6403 Classification system for vulcanized rubber for automotive applications For gaskets…
CategoryStandards For O-rings ISO 3601-1 Sealing devices – O-rings — Inside diameters, cross-sections, tolerances and size identification code ISO 3601-3 Sealing devices – O-rings – Quality acceptance criteria For oil seals ISO 6194-1 Rotary shaft lip type seals – Nominal dimensions and Tolerances ISO 6194-2 Rotary shaft lip type seals – Vocabulary ISO 6194-3 Rotary…
General-purpose seal technology Seals are indispensable sealing devices used in automobiles, airplanes and other vehicles, construction machines, equipment at petrochemical plants, home appliances, and various other machines. NOK offers a wide variety of seal products of very high reliability, including oil seals, based on its constant and focused research on materials, workings, and design. MORE…
1. Trends in International Standards The International Organization for Standardization (ISO) has been promoting standardization with the aim of eliminating differences in standards between countries. International standards on seals in general are promoted by the Seal Devices (SC7) committee in Fluid power systems and components (ISO/TC 131) as shown in Table 1. 1.1 O-Rings Working…
Description Characteristics of non-metallic squeeze gaskets Non-metallic type squeeze packing (rubber gasket) requires material selection at high and low temperatures, but because it is softer than other materials, it can be assembled with relatively little force and has good sealing properties. Types of non-metallic squeeze packings include seat gaskets, liquid adhesive gaskets, and O-rings. Similar…
Soft Metal is the brand name of NOK’s seal material made of a thin metallic plate with rubber coated on both surfaces. Soft Metal is a new seal material made of a thin iron plate, stainless plate, aluminum plate or other metallic plate with synthetic rubber coated on its both surfaces. Since it combines the…
Description Structure of oil seals and workings of each part The following figure and table show the structure of oil seals and workings of each part, respectively. Structure of oil seals and workings of each part Name Workings of each part Lip Lip tip The lip tip has a wedge-shaped cross section and the function…
An O ring is a type of gaskets with an O-shaped cross section, preventing leakage of fluids and dust. We offer a variety of rubber materials suitable for various use conditions. An O ring is a type of gaskets with an O-shaped (round) cross section, which is seated in a groove and compressed appropriately to…
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