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 5975-01-148-1102
NSN 5960-01-061-9166
NSN 6145-01-294-2303
NSN 6610-01-328-9088
NSN 5915-00-488-7437
NSN 5930-00-593-5658
NSN 5925-01-245-0529
NSN 5915-01-026-8569
NSN 5999-01-472-8818
NSN 5925-01-411-1034
NSN 5930-00-777-1115
NSN 5855-01-474-3325