A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6150-01-552-9828
NSN 5910-01-510-8743
NSN 5895-00-919-9939
NSN 5985-01-056-3287
NSN 6240-00-269-3346
NSN 5905-01-038-1361
NSN 6135-00-128-1633
NSN 6130-00-672-9222
NSN 5895-01-648-9990
NSN 6240-00-212-4305
NSN 6320-01-323-7565
NSN 6145-01-248-7887