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 5990-00-906-4840
NSN 2925-00-816-8765
NSN 6130-00-430-1235
NSN 5975-01-049-6741
NSN 6645-00-863-9695
NSN 5996-00-983-5549
NSN 6135-01-562-3056
NSN 5985-01-580-6841
NSN 5915-01-315-2029
NSN 5999-01-176-5160
NSN 5905-01-335-2895
NSN 5905-01-211-9371