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 6135-00-128-1633
NSN 6620-00-873-9825
NSN 5925-00-686-3364
NSN 5915-00-918-0511
NSN 5920-01-606-2666
NSN 6685-00-203-2389
NSN 4140-01-353-1579
NSN 6610-01-442-3509
NSN 6130-01-337-0194
NSN 6645-01-227-9429
NSN 6685-01-267-4226
NSN 5905-01-603-3633