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 5965-00-267-4173
NSN 5990-01-602-6701
NSN 5945-01-300-2441
NSN 5945-01-027-6306
NSN 6645-00-177-4729
NSN 5950-01-036-2033
NSN 6220-01-231-7601
NSN 5975-01-086-4488
NSN 5855-01-147-6024
NSN 6110-01-432-2442
NSN 5935-01-333-8112
NSN 5975-00-466-9359