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 6650-01-601-8194
NSN 5930-01-026-1020
NSN 6135-01-547-8936
NSN 6240-00-629-9810
NSN 5945-01-521-2215
NSN 6135-01-503-1688
NSN 5855-01-464-3152
NSN 5855-00-631-4565
NSN 5905-01-262-3829
NSN 5985-01-359-9182
NSN 6645-01-533-3786
NSN 5895-00-107-0198