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 5950-01-336-0232
NSN 5935-01-532-0073
NSN 5998-01-281-8108
NSN 6130-01-044-5436
NSN 5960-00-021-5618
NSN 6135-00-100-0485
NSN 5998-00-360-1738
NSN 5925-01-314-9421
NSN 5935-00-946-7975
NSN 6110-00-246-3941
NSN 6145-01-241-5206
NSN 6145-01-463-8229