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 6240-01-627-0063
NSN 5996-01-426-0977
NSN 5950-01-227-5278
NSN 6220-01-010-3958
NSN 5945-01-389-4073
NSN 4140-01-352-8059
NSN 5925-00-130-2586
NSN 6110-01-290-5437
NSN 6105-01-209-1635
NSN 5975-01-557-4477
NSN 6685-00-905-8532
NSN 7035-00-631-3782