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 5855-01-585-3005
NSN 6110-01-169-9053
NSN 6150-00-932-4036
NSN 5935-00-316-9410
NSN 5895-01-634-0630
NSN 6110-01-027-6180
NSN 5996-01-217-1407
NSN 5915-00-522-1927
NSN 2925-01-116-6838
NSN 5925-01-146-6691
NSN 6650-01-050-8680
NSN 5925-00-547-7739