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 6105-00-286-5382
NSN 5965-01-193-5221
NSN 6645-01-461-9250
NSN 6685-00-647-3883
NSN 6685-01-021-5863
NSN 5905-00-203-5400
NSN 5920-00-959-5664
NSN 5985-01-100-1206
NSN 6240-00-503-6632
NSN 6150-01-189-5943
NSN 5930-01-506-8453
NSN 5999-00-358-1933