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 6650-01-065-1704
NSN 6135-01-301-8776
NSN 7035-00-946-2642
NSN 5925-00-299-8037
NSN 6220-00-111-3188
NSN 5990-01-645-2592
NSN 7035-00-104-7613
NSN 6320-00-322-3460
NSN 2925-00-684-7708
NSN 4140-01-573-0890
NSN 5935-00-152-0890
NSN 6620-00-106-9658