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 5855-00-763-2155
NSN 6110-00-596-9124
NSN 6685-00-235-4594
NSN 6145-01-315-5591
NSN 6150-01-165-0575
NSN 6145-01-275-5924
NSN 6320-00-845-3261
NSN 5996-00-170-8060
NSN 6650-00-471-1117
NSN 6105-01-183-8123
NSN 5965-01-519-1929
NSN 5998-00-554-4483