-129 BLACK FKM 75D O-RING

APG stocks the V75129, an AS568-129 black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 1.549 in (39.34 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.755 in (44.58 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Viton® (FKM) is specified here for long service life in hot, chemically aggressive environments and industry benchmark where nitrile reaches its thermal limit. The material holds up against many acids, petroleum oils and fuels, and chlorinated solvents. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C).

Maintenance and OEM teams specify it across semiconductor equipment, chemical processing, and oil and gas.

Stocked as V75129 and sold individually. Unit weight is approximately 1.3162 g and nominal inside diameter is listed as 1 9/16 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.