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 6610-01-036-4525
NSN 6320-01-409-1388
NSN 6620-00-146-3465
NSN 5996-01-157-3883
NSN 6610-01-633-8931
NSN 5999-01-170-6103
NSN 6610-01-025-8283
NSN 5999-01-058-8965
NSN 5935-01-602-1438
NSN 5975-01-608-6528
NSN 6685-01-330-7330
NSN 5965-01-176-7265