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 6610-01-641-6736
NSN 5999-01-474-5011
NSN 6320-01-274-2501
NSN 5910-01-314-0411
NSN 5895-00-449-0576
NSN 5835-00-473-1010
NSN 7035-01-060-3835
NSN 4140-00-843-1300
NSN 4140-00-820-1173
NSN 7035-01-245-2858
NSN 5945-01-464-0859
NSN 6645-01-157-9080