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 5945-01-498-8333
NSN 5925-01-468-6567
NSN 6650-01-270-0318
NSN 5945-01-386-0453
NSN 5990-01-102-9617
NSN 6145-01-344-9709
NSN 5935-01-466-3306
NSN 2925-01-412-9520
NSN 6110-00-231-3751
NSN 5950-01-369-4541
NSN 6320-01-447-4289
NSN 5895-01-237-0593