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 5930-01-479-2235
NSN 6610-00-466-3104
NSN 5925-00-205-2767
NSN 6110-01-604-8388
NSN 4140-01-092-6758
NSN 5925-00-270-6005
NSN 4140-01-098-3918
NSN 5945-01-370-3463
NSN 5935-01-613-9328
NSN 6130-00-320-3363
NSN 6685-00-853-8216
NSN 6135-00-078-9931