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 5910-01-525-2061
NSN 6685-00-233-6563
NSN 6610-01-600-5789
NSN 5915-01-244-1793
NSN 5910-00-355-6328
NSN 6650-00-515-6002
NSN 6645-01-268-7265
NSN 6130-01-467-2561
NSN 5950-01-136-1993
NSN 5855-00-179-8588
NSN 5960-00-300-2358
NSN 5895-01-082-1442