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 5945-00-526-0310
NSN 6620-01-462-0001
NSN 5990-01-097-4721
NSN 6145-01-630-2631
NSN 6620-01-280-9478
NSN 6110-01-610-0755
NSN 6135-00-990-1822
NSN 7035-00-763-6180
NSN 6220-00-908-1232
NSN 5835-01-490-9751
NSN 6135-01-324-7718
NSN 7035-01-498-0582