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 6130-01-031-5057
NSN 7035-01-320-2536
NSN 6240-01-524-9298
NSN 5965-01-429-0881
NSN 5975-01-144-9401
NSN 2925-01-027-1293
NSN 6130-01-150-5389
NSN 6105-00-222-9300
NSN 5895-00-451-6174
NSN 5960-01-313-0681
NSN 6645-00-627-1501
NSN 6110-01-169-2816