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 6220-01-346-5541
NSN 6105-01-592-5969
NSN 5895-00-276-7916
NSN 6220-00-740-5333
NSN 5960-01-485-2467
NSN 5960-01-389-9941
NSN 6240-01-130-7393
NSN 6130-00-619-7991
NSN 5950-01-063-6474
NSN 5920-01-277-7981
NSN 5905-00-186-0942
NSN 5996-01-062-0807