-353 BROWN FKM 75D O-RING

Ordered as VB75353, this is an AS568-353 brown Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 4.975 in (126.37 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 5.395 in (137.03 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Viton® (FKM) delivers excellent resistance to compression set and permeation, the industry benchmark where nitrile reaches its thermal limit. This material stands up to petroleum oils and fuels, aromatic hydrocarbons, and engine and transmission fluids. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). It is not the right choice where ketones and esters or amines are present.

Maintenance and OEM teams specify it across chemical processing, aerospace, and automotive fuel systems.

VB75353 ships individually. Unit weight is approximately 18.697 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.