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 5990-01-065-0492
NSN 6105-00-736-8960
NSN 5975-00-266-2029
NSN 5925-00-080-9763
NSN 5960-01-454-7064
NSN 6135-01-010-0891
NSN 7035-01-205-8363
NSN 5895-01-431-9790
NSN 6110-01-481-4379
NSN 5945-00-021-3575
NSN 5985-01-526-8602
NSN 5855-01-267-2751