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 6220-00-429-6652
NSN 6610-00-575-7933
NSN 5930-01-293-4297
NSN 6110-00-056-0161
NSN 5950-01-304-2242
NSN 5895-01-374-5214
NSN 5935-01-032-8536
NSN 4140-01-425-1725
NSN 5990-01-306-9290
NSN 6145-01-634-0388
NSN 6130-00-190-4115
NSN 5915-01-327-3617