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 5905-01-477-9560
NSN 5855-01-601-3361
NSN 6320-01-116-3980
NSN 6685-01-592-0709
NSN 5920-01-063-9116
NSN 5999-01-253-6735
NSN 5935-01-120-6071
NSN 6150-01-243-6266
NSN 6320-00-731-6134
NSN 5990-01-573-1634
NSN 6650-01-658-7194
NSN 6220-01-608-1128