Viton 75-355-Black-Pk2

Part number SB-V70355-2 is an AS568-355 black Viton® (FKM) 70 Shore A O-Ring measuring an inside diameter of 5.225 in (132.72 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 5.645 in (143.38 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware. This item is further identified as 0.210CSX5.225"IDX5.645"OD.

The material holds up against aggressive chemicals, engine and transmission fluids, and aromatic hydrocarbons. Viton® (FKM) is specified for excellent resistance to compression set and permeation, outstanding high-temperature capability. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). Exposure to amines or ketones and esters will shorten service life.

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

Reference part number SB-V70355-2 when ordering; the item is sold by the bag. Nominal inside diameter is listed as 5 1/4 inch. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.