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 6130-01-503-2916
NSN 5999-00-628-5131
NSN 5965-01-408-6218
NSN 2925-00-656-3224
NSN 5895-00-472-9829
NSN 5935-00-498-1609
NSN 6145-01-083-6564
NSN 5999-00-994-6658
NSN 6620-01-213-8772
NSN 5996-01-087-3961
NSN 6105-01-205-1514
NSN 5960-00-485-0601