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 2925-01-415-2140
NSN 7035-01-357-4928
NSN 6110-01-658-9988
NSN 5895-00-930-0163
NSN 6105-01-198-1462
NSN 6610-01-093-4710
NSN 6685-01-283-4084
NSN 5975-01-192-0727
NSN 5998-01-495-6524
NSN 5965-00-201-1167
NSN 5950-01-009-1329
NSN 5985-01-082-6679