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 6620-01-471-8128
NSN 5925-01-624-3094
NSN 6610-01-426-5090
NSN 6620-01-072-9372
NSN 6110-01-476-7742
NSN 6620-01-243-5281
NSN 6130-01-488-5493
NSN 6105-01-634-0322
NSN 5855-01-430-0132
NSN 7035-01-048-7122
NSN 5835-01-090-0784
NSN 5855-00-288-1408