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 6145-01-245-2502
NSN 7035-01-007-0241
NSN 5930-00-354-0172
NSN 6110-01-487-8867
NSN 6150-00-006-4231
NSN 6685-01-200-0962
NSN 5930-01-634-0659
NSN 5935-01-537-8908
NSN 5950-01-598-6239
NSN 6320-01-462-3555
NSN 5895-00-004-6436
NSN 6145-00-122-9517