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 5945-01-441-5490
NSN 5935-00-954-5939
NSN 6135-01-372-6985
NSN 5930-00-021-4769
NSN 5895-00-957-8029
NSN 6135-01-226-4071
NSN 6110-01-204-3842
NSN 5910-01-443-3552
NSN 5930-01-406-3812
NSN 6220-01-653-6479
NSN 6110-00-113-1415
NSN 5999-01-044-0394