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 2925-01-077-6867
NSN 5910-01-435-1347
NSN 6240-00-201-9011
NSN 6150-01-225-0391
NSN 5915-00-342-6399
NSN 5915-00-599-9162
NSN 5835-01-434-0790
NSN 5945-01-344-4026
NSN 6150-01-359-8598
NSN 5895-01-116-3271
NSN 5930-01-053-4315
NSN 2925-00-960-4737