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 6685-00-309-0477
NSN 5945-00-827-1000
NSN 5915-01-590-1575
NSN 6620-01-004-7072
NSN 5895-00-983-2739
NSN 6240-01-384-8802
NSN 5895-00-101-7782
NSN 7035-01-116-6223
NSN 6135-01-364-0667
NSN 5960-00-121-9926
NSN 5910-01-493-5231
NSN 5935-00-880-8897