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 2925-01-535-7235
NSN 7035-01-119-2234
NSN 2925-01-055-7607
NSN 5996-01-432-5362
NSN 6135-01-327-2092
NSN 6145-01-445-7942
NSN 5930-01-502-1655
NSN 5965-01-278-2107
NSN 6145-01-243-0123
NSN 5985-01-025-0899
NSN 5925-00-932-3027
NSN 4140-00-483-1932