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 5950-01-464-0042
NSN 6320-01-250-0290
NSN 2925-01-228-6554
NSN 6105-01-317-3657
NSN 7035-00-155-9513
NSN 5925-01-390-0658
NSN 5905-01-029-3257
NSN 6110-00-731-9754
NSN 5915-01-567-8298
NSN
NSN 5895-00-203-2379
NSN 5975-01-651-4784