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 6130-00-827-4518
NSN 4140-00-782-7688
NSN 5996-01-193-7529
NSN 6145-01-261-5150
NSN 5935-00-409-1635
NSN 6610-00-682-6215
NSN 7035-01-477-0501
NSN 6135-01-490-0278
NSN 6650-01-110-9675
NSN 5998-01-139-3234
NSN 5990-00-905-9556
NSN 5945-01-571-8903