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 7035-00-238-3662
NSN 2925-00-504-2363
NSN 5895-01-391-3531
NSN 5960-01-210-9762
NSN 5985-01-273-2198
NSN 5905-00-424-3099
NSN 5915-00-678-2158
NSN 4140-01-447-6633
NSN 6650-01-347-2291
NSN 6135-00-269-5843
NSN 5990-01-507-1479
NSN 5835-01-160-7282