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 5975-00-903-2770
NSN 6645-01-112-6373
NSN 2925-00-238-1668
NSN 6135-00-884-7897
NSN 5950-00-290-8090
NSN 6150-01-543-4942
NSN 6135-00-871-3646
NSN 5998-00-571-3299
NSN 5895-00-420-4097
NSN 5930-00-434-1656
NSN 5975-00-989-7416
NSN 5925-00-275-0380