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 5998-01-047-3893
NSN 5895-01-632-4740
NSN 5985-01-423-3668
NSN 5998-01-013-3858
NSN 6105-01-554-7274
NSN 6610-01-499-8788
NSN 5910-00-760-0184
NSN 5990-00-351-5479
NSN 5910-01-534-5054
NSN 5915-00-615-9537
NSN 6130-00-856-7285
NSN 6645-01-539-5922