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 7035-00-020-2227
NSN 6645-00-674-9728
NSN 5945-00-143-4422
NSN 6135-01-386-5709
NSN 6130-00-187-0211
NSN 6650-00-925-8421
NSN 5855-01-659-0293
NSN 5965-00-387-6880
NSN 2925-01-480-3351
NSN 5895-01-649-0713
NSN 6220-01-536-1965
NSN 5930-01-558-3724