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 5960-01-265-8069
NSN 5965-01-475-0666
NSN 7035-01-088-6415
NSN 6130-00-383-0537
NSN 5950-00-542-2168
NSN 5960-01-287-4187
NSN 6320-00-098-2858
NSN 5835-01-398-3859
NSN 5999-01-620-5092
NSN 6685-00-217-9010
NSN 4140-00-578-7726
NSN 5975-01-388-8993