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 5996-01-036-5639
NSN 5965-01-140-5555
NSN 5905-00-122-1504
NSN 6650-01-619-9986
NSN 6610-01-593-2428
NSN 2925-01-206-7642
NSN 5965-00-006-3104
NSN 5965-01-458-2412
NSN 5835-00-789-1454
NSN 5985-00-869-1041
NSN 5930-01-407-1832
NSN 5945-00-728-6846