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 5996-00-186-8709
NSN 6320-01-558-8844
NSN 2925-00-127-7828
NSN 6135-00-050-4393
NSN 6105-01-651-1700
NSN 6145-01-502-3525
NSN 5950-01-386-2587
NSN 5855-01-351-6875
NSN 6685-01-525-2475
NSN 5996-01-242-9710
NSN 6645-00-155-2398
NSN 2925-01-607-7754