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 5905-01-536-7024
NSN 5990-01-345-1468
NSN 6135-01-463-7077
NSN 5985-01-397-3322
NSN 6650-00-102-2606
NSN 6240-01-076-7695
NSN 5920-01-522-2759
NSN 5975-01-174-1714
NSN 7035-00-117-0418
NSN 6685-01-510-3339
NSN 5960-01-192-3128
NSN 7035-01-240-0541