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 6650-01-216-2707
NSN 6130-01-078-5838
NSN 5920-01-159-5101
NSN 7035-00-020-2227
NSN 5925-00-148-8241
NSN 6130-01-534-4973
NSN 5999-00-644-2854
NSN 6130-00-957-7795
NSN 5835-01-592-2350
NSN 5915-01-193-1952
NSN 5996-01-415-4629
NSN 4140-01-565-8457