APG stocks the V75429, an AS568-429 black Viton® (FKM) 75 Shore A O-Ring supplied with an inside diameter of 4.975 in (126.37 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.525 in (140.34 mm). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Viton® (FKM) is valued for the industry benchmark where nitrile reaches its thermal limit, excellent resistance to compression set and permeation. It resists aromatic hydrocarbons, many acids, and aggressive chemicals. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C).
It sees regular use in automotive fuel systems, high-temperature process equipment, and semiconductor equipment.
Stocked as V75429 and sold individually. Unit weight is approximately 30.18 g and nominal inside diameter is listed as 5 inch. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -429 BLACK FKM 75D O-RING
uf_description2 0.275" (6.99MM) CS X 4.975" (126.36MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 4.975 inch (126.37 mm)
Actual_OD 5.525 inch (140.34 mm)
ProductCode Description O-Rings - Bulk - Commodity