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 6135-00-351-8606
NSN 6645-01-031-6402
NSN 5960-00-874-4857
NSN 5910-01-074-7437
NSN 5960-01-443-3067
NSN 5895-01-212-9574
NSN 5990-00-653-8595
NSN 6110-01-350-1151
NSN 5930-00-523-2628
NSN 6645-00-593-5420
NSN 6105-01-204-2920
NSN 5920-01-484-3503