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 5835-01-478-9428
NSN 6645-01-650-0023
NSN 6620-01-546-4942
NSN 2925-01-612-0405
NSN 5895-01-501-5901
NSN 6645-00-321-6071
NSN 6610-01-298-5662
NSN 2925-00-856-0115
NSN 6145-01-590-9586
NSN 7035-01-322-8180
NSN 6240-01-426-5581
NSN 5998-00-577-3519