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 6610-00-045-5733
NSN 6105-01-263-8425
NSN 7035-01-189-7367
NSN 5975-01-540-8495
NSN 5935-00-832-4738
NSN 6145-00-382-6199
NSN 6645-01-279-0657
NSN 5905-00-191-1482
NSN 6650-01-466-2704
NSN 5960-00-234-5961
NSN 5965-01-197-6924
NSN 4140-00-225-8586