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 5835-01-606-3086
NSN 4140-01-223-7788
NSN 5998-00-111-4053
NSN 2925-01-384-4139
NSN 6320-01-157-9076
NSN 5985-01-334-6443
NSN 5999-01-161-3415
NSN 5960-01-198-7965
NSN 6650-01-604-9073
NSN 5996-01-359-3967
NSN 6135-01-377-5729
NSN 7035-01-361-8821