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 5990-00-067-6791
NSN 5925-01-472-7344
NSN 6110-01-211-4714
NSN 6610-00-961-7263
NSN 5920-00-372-5864
NSN 5935-01-575-9935
NSN 5925-01-033-0458
NSN 5920-01-160-9260
NSN 5835-00-289-9080
NSN 5999-00-893-4748
NSN 6135-00-152-8729
NSN 5835-01-201-7363