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 5965-01-118-1416
NSN 5960-01-264-2087
NSN 6220-01-020-6181
NSN 6105-00-338-0868
NSN 5910-01-431-5136
NSN 5950-01-076-3961
NSN 5855-00-058-1293
NSN 5835-01-597-4820
NSN 5905-01-566-8378
NSN 7035-01-139-5707
NSN 5925-01-152-4955
NSN 2925-01-196-6187