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 6130-00-639-0666
NSN 5998-01-442-6392
NSN 5905-01-351-2834
NSN 6105-01-422-0510
NSN 5925-01-089-9791
NSN 5835-01-156-5622
NSN 6150-01-406-4703
NSN 6320-01-512-2031
NSN 2925-00-225-5386
NSN 6645-00-168-0781
NSN 6620-00-155-2608
NSN 5985-00-263-2469