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 7035-00-946-2642
NSN 5925-01-075-7154
NSN 5855-01-147-6024
NSN 5920-01-077-8469
NSN 6220-00-403-0123
NSN 5965-01-411-7667
NSN 5920-01-439-0753
NSN 5915-01-048-6171
NSN 6110-01-020-8153
NSN 5835-01-442-6079
NSN 6685-01-274-6320
NSN 6685-01-371-1073