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 2925-01-656-0392
NSN 5996-00-891-9250
NSN 5975-01-301-1013
NSN 5920-00-584-4592
NSN 6620-01-138-6132
NSN 6240-01-433-1403
NSN 5945-01-641-1345
NSN 5905-00-829-2451
NSN 6220-00-515-6998
NSN 6645-01-243-3138
NSN 5965-01-026-9865
NSN 2925-01-250-2731