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 5996-01-229-6007
NSN 6150-01-247-0913
NSN 5950-00-011-8379
NSN 6685-01-367-3675
NSN 5965-01-540-0743
NSN 6240-01-380-2127
NSN 5950-01-051-1887
NSN 6620-01-106-3553
NSN 5930-01-566-6305
NSN 5855-01-020-7982
NSN 5945-01-442-7188
NSN 5965-00-179-2398