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 6610-00-832-9983
NSN 5895-01-440-5708
NSN 2925-01-143-4229
NSN 5835-00-366-0240
NSN 5975-01-155-7500
NSN 6240-01-513-9642
NSN 5920-00-733-8468
NSN 5950-00-173-5227
NSN 6645-01-415-6093
NSN 5975-01-146-4240
NSN 4140-01-386-6688
NSN 5930-00-945-4450