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 5920-01-147-6860
NSN 5910-00-129-3184
NSN 5998-01-357-6348
NSN 6685-01-603-6741
NSN 6150-01-050-9128
NSN 5950-00-343-1910
NSN 5960-01-252-8821
NSN 5960-01-150-3944
NSN 5935-00-597-5055
NSN 6150-01-585-8307
NSN 6320-00-468-8421
NSN 7035-01-328-3344