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 5985-00-911-1787
NSN 6240-00-405-4847
NSN 5895-00-349-8087
NSN 6135-00-733-9665
NSN 7035-01-202-8699
NSN 5910-00-694-8293
NSN 6645-01-591-3970
NSN 5990-00-313-8688
NSN 5930-00-962-3371
NSN 6620-00-477-7808
NSN 7035-01-492-6799
NSN 6650-00-197-7563