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 5935-00-404-7503
NSN 5835-01-424-0054
NSN 5925-01-236-2197
NSN 5925-00-133-5365
NSN 5930-00-153-0230
NSN 5930-00-170-3494
NSN 2925-01-509-3783
NSN 6105-00-086-9538
NSN 5945-00-162-2556
NSN 5910-00-607-3471
NSN 6110-01-212-3344
NSN 7035-01-339-5480