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 5990-00-333-6210
NSN 6135-00-027-3914
NSN 5905-01-520-9751
NSN 5945-01-227-7974
NSN 7035-00-797-2635
NSN 6220-01-003-9126
NSN 6220-01-080-8755
NSN 2925-01-062-2660
NSN 6645-01-473-3752
NSN 5996-00-857-3077
NSN 5990-01-037-9801
NSN 5920-00-243-9506