APG stocks the V70201, an AS568-201 black Viton® (FKM) 75 Shore A O-Ring measuring an inside diameter of 0.171 in (4.34 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 0.449 in (11.4 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.
Viton® (FKM) is specified here for excellent resistance to compression set and permeation, industry benchmark where nitrile reaches its thermal limit. Expect good resistance to aggressive chemicals, engine and transmission fluids, and chlorinated solvents. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). Verify compatibility before use with amines or low-molecular-weight organic acids.
You will find this material specified across automotive fuel systems, chemical processing, and oil and gas.
Stocked as V70201 and sold individually. Unit weight is approximately 0.4411 g and nominal inside diameter is listed as 3/16 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Description -201 BLACK FKM 75D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 0.171 inch (4.34 mm)
Actual Outside Diameter 0.449 inch (11.4 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity