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 6105-01-050-2473
NSN 2925-00-149-0760
NSN 6145-00-100-4358
NSN 5999-01-547-8760
NSN 6105-01-289-3942
NSN 5999-01-149-7270
NSN 5990-01-282-0570
NSN 5996-01-011-3803
NSN 5950-00-153-6209
NSN 5905-00-994-1947
NSN 5855-01-125-9167
NSN 6110-00-118-6174