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 6240-00-454-6490
NSN 7035-01-652-8959
NSN 5985-00-881-4177
NSN 6110-01-288-2755
NSN 5895-01-598-2074
NSN 5920-00-818-1592
NSN 6105-01-437-8875
NSN 6150-00-422-0723
NSN 5925-01-420-5439
NSN 5975-01-244-4636
NSN 6610-00-168-2200
NSN 5915-01-423-8561