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 6645-01-138-3855
NSN 5855-00-482-9876
NSN 7035-01-617-2861
NSN 5990-01-232-2625
NSN 5915-00-141-0410
NSN 5996-00-222-6049
NSN 5945-01-628-4566
NSN 5930-00-555-1866
NSN 5999-00-459-5773
NSN 6150-00-700-6664
NSN 5975-01-441-7064
NSN 6105-01-293-2760