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 5950-01-485-9330
NSN 5915-01-185-5043
NSN 6145-00-496-2020
NSN 5990-01-311-4762
NSN 5965-00-439-6287
NSN 6105-00-459-5261
NSN 6110-01-032-1294
NSN 6145-00-530-0951
NSN 5935-01-433-3565
NSN 6685-01-152-2768
NSN 5855-00-688-9954
NSN 6650-00-486-7924