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 5925-00-518-9744
NSN 5998-00-568-3973
NSN 6685-00-101-7197
NSN 6685-01-381-7207
NSN 5930-01-371-5569
NSN 6620-01-192-6186
NSN 6650-01-510-7502
NSN 5920-00-387-5312
NSN 6220-01-381-8023
NSN 5895-01-317-7778
NSN 5990-01-621-2788
NSN 5999-01-200-8113