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 5905-01-063-9896
NSN 5935-01-058-5078
NSN 6240-01-500-3024
NSN 5930-01-103-7030
NSN 5930-01-322-5877
NSN 6135-00-145-8884
NSN 5975-01-570-4407
NSN 6320-01-329-8380
NSN 6110-01-282-8831
NSN 5996-01-542-9499
NSN 6145-00-141-3888
NSN 6240-01-247-4805