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 5905-01-359-3273
NSN 5985-01-338-8574
NSN 5835-00-164-1233
NSN 6220-01-427-2333
NSN 5960-00-584-4553
NSN 5960-01-089-8155
NSN 6130-01-357-6602
NSN 5975-00-553-7151
NSN 5930-00-723-9595
NSN 6685-01-361-7594
NSN 5998-00-530-4630
NSN 6685-00-531-7120