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 5895-01-236-1125
NSN 5990-01-411-5930
NSN 6150-01-215-3656
NSN 6105-01-645-4935
NSN 5835-01-218-5560
NSN 5855-01-145-8973
NSN 6645-01-462-2101
NSN 6240-00-130-5643
NSN 5985-00-807-8250
NSN 6145-00-319-4643
NSN 6240-01-160-7934
NSN 5910-00-932-3229