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 5895-01-595-5236
NSN 5910-01-452-8978
NSN 5985-01-461-3062
NSN 5999-01-415-5090
NSN 6650-01-078-8179
NSN 5990-00-858-0395
NSN 5925-00-780-2574
NSN 5965-01-146-9162
NSN 2925-01-026-1000
NSN 6105-01-132-4159
NSN 5905-00-052-8926
NSN 5910-01-023-1406