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 5935-01-398-0641
NSN 5996-01-440-8935
NSN 5925-01-103-3024
NSN 5920-01-474-5404
NSN 5935-01-617-1752
NSN 6645-01-592-2557
NSN 6320-00-857-4073
NSN 6105-01-401-5361
NSN 5920-00-607-3385
NSN 5945-00-574-8272
NSN 6150-01-069-8264
NSN 6110-00-611-1111