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 6135-00-973-5632
NSN 6135-00-248-4102
NSN 5990-01-309-0048
NSN 5975-01-106-9804
NSN 5999-00-996-7251
NSN 6150-01-152-2650
NSN 6240-00-389-4822
NSN 2925-01-168-6253
NSN 6150-01-554-8241
NSN 6240-01-078-7941
NSN 6145-01-424-2359
NSN 5835-00-074-3700