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 5915-01-044-5260
NSN 6220-01-163-4901
NSN 5996-00-252-3495
NSN 6150-00-566-3823
NSN 6105-01-487-7484
NSN 6685-01-113-7552
NSN 5935-00-012-4200
NSN 6105-01-411-9189
NSN 5905-00-101-4488
NSN 5950-01-028-1329
NSN 6320-01-322-1310
NSN 6645-01-544-3581