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 5965-00-147-3070
NSN 6610-01-032-5335
NSN 5855-00-832-9341
NSN 5915-01-454-4220
NSN 5855-01-213-9076
NSN 5960-01-076-9930
NSN 5910-01-158-2372
NSN 5965-00-013-7990
NSN 5895-01-500-2086
NSN 6240-00-299-9819
NSN 5935-00-115-0906
NSN 6650-01-347-9651