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 6650-00-078-5773
NSN 5920-00-333-9977
NSN 6240-01-282-7094
NSN 6650-00-610-3956
NSN 5930-01-229-4719
NSN 7035-01-586-2177
NSN 5925-01-050-2936
NSN 5945-01-209-2983
NSN 6645-00-825-2448
NSN 6685-01-415-5801
NSN 5905-01-579-9149
NSN 5945-00-086-3886