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 5835-01-495-0595
NSN 6130-01-428-7006
NSN 5935-00-397-4114
NSN 6645-01-023-8724
NSN 5925-01-396-9432
NSN 6110-01-388-3803
NSN 5996-00-479-5939
NSN 7035-00-117-0418
NSN 6610-01-521-4974
NSN 2925-01-120-8712
NSN 5998-01-408-6583
NSN 5945-00-164-0184