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 7035-01-196-3445
NSN 5965-01-422-4823
NSN 5950-01-596-6582
NSN 6150-01-634-0575
NSN 6650-01-108-6629
NSN 5895-00-317-2673
NSN 5925-01-167-8144
NSN 6240-01-476-7357
NSN 6105-01-423-4551
NSN 5985-01-608-5154
NSN 5975-00-244-0706
NSN 5895-01-336-0921