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 5975-00-799-2584
NSN 6320-01-137-4714
NSN 2925-00-891-9289
NSN 6145-00-496-2020
NSN 6130-00-058-0611
NSN 6645-01-371-1632
NSN 6130-01-406-3725
NSN 5895-01-249-6701
NSN 5945-01-279-1011
NSN 6645-00-019-0554
NSN 5990-01-076-8901
NSN 5965-01-618-8839