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 5965-01-582-7635
NSN 2925-01-336-2820
NSN 6220-01-281-0349
NSN 2925-01-281-6403
NSN 5985-01-641-7923
NSN 5996-00-021-2112
NSN 6110-00-725-9740
NSN 5998-00-305-4087
NSN 5920-00-246-5992
NSN 6130-00-106-3557
NSN 2925-01-330-2988
NSN 6150-01-435-4881