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 5925-00-986-8980
NSN 6240-01-509-9606
NSN 6220-01-320-2641
NSN 5920-01-415-6546
NSN 5910-01-205-2824
NSN 5925-01-167-5148
NSN 6130-01-599-5158
NSN 5945-01-307-4456
NSN 6620-01-081-1042
NSN 5920-00-717-6839
NSN 6610-00-111-7312
NSN 6110-01-273-6506