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 6150-00-890-4365
NSN 6240-00-191-2855
NSN 5965-01-289-3509
NSN 6130-01-099-2469
NSN 6220-01-026-7260
NSN 5960-01-275-5896
NSN 5905-01-336-5046
NSN 5945-00-764-8878
NSN 6650-01-311-2050
NSN 5855-01-650-3762
NSN 5835-00-378-1429
NSN 6320-00-456-2092