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 5996-00-026-9118
NSN 6620-01-198-9448
NSN 5935-00-655-1326
NSN 6135-01-533-8196
NSN 6220-01-622-3615
NSN 6685-01-227-1710
NSN 6220-01-376-4372
NSN 5925-01-280-3758
NSN 6130-00-525-9271
NSN 5950-01-194-1572
NSN 6620-01-355-4339
NSN 5925-01-528-7786