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 6645-00-702-4386
NSN 5965-01-253-5353
NSN 6150-01-381-2521
NSN 6220-01-155-5994
NSN 6105-01-581-5495
NSN 5835-01-257-0154
NSN 5855-00-631-4565
NSN 5925-01-398-8244
NSN 5925-01-075-2728
NSN 5905-01-167-8648
NSN 5990-01-581-5103
NSN 6620-01-094-6549