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 5996-01-107-8474
NSN 5998-01-124-0945
NSN 5935-01-237-2652
NSN 5999-00-109-8104
NSN 6240-01-267-3573
NSN 6110-01-125-9723
NSN 4140-01-226-6486
NSN 6105-00-476-0058
NSN 6135-01-136-8306
NSN 5835-01-305-8866
NSN 6645-01-176-6866
NSN 5975-01-361-7703