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 5965-01-270-1039
NSN 7035-00-205-1932
NSN 6145-01-536-9899
NSN 5915-01-509-9554
NSN 6130-00-233-7639
NSN 5855-00-925-7887
NSN 5965-00-529-0602
NSN 6105-00-695-7962
NSN 6145-01-460-2946
NSN 6135-01-396-0704
NSN 5985-00-116-1226
NSN 5965-01-121-6135