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 6145-01-227-8720
NSN 6135-01-445-6589
NSN 6105-00-371-1734
NSN 5910-01-620-7277
NSN 5930-00-653-6684
NSN 6240-00-948-6652
NSN 5930-01-424-1436
NSN 5930-01-065-5230
NSN 6135-00-660-8654
NSN 5930-00-050-8622
NSN 5965-01-174-6995
NSN 5960-00-285-1001