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 6620-01-428-7072
NSN 5985-01-447-2369
NSN 5930-01-029-5218
NSN 6650-01-539-6634
NSN 6645-01-388-9648
NSN 6110-00-816-9715
NSN 6145-00-993-8811
NSN 6105-00-268-2878
NSN 5965-01-337-5408
NSN 5835-01-228-0178
NSN 5998-01-512-2713
NSN 7035-00-163-6221