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 6105-00-291-0154
NSN 5965-00-391-0562
NSN 5996-01-060-0239
NSN 5945-01-048-7718
NSN 5935-01-467-6376
NSN 2925-00-870-2372
NSN 5915-01-085-9223
NSN 5930-00-072-9542
NSN 6685-00-052-9003
NSN 5935-00-024-9609
NSN 5990-01-658-9964
NSN 7035-01-580-0527