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 5960-01-470-1579
NSN 6320-01-212-8749
NSN 6150-00-998-3448
NSN 6110-00-533-8034
NSN 5975-01-246-4141
NSN 6145-00-906-2029
NSN 2925-01-276-6100
NSN 6645-01-510-3496
NSN 5965-01-648-2590
NSN 5895-01-443-0062
NSN 5855-01-073-6102
NSN 5920-00-269-4060