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 6110-01-229-9880
NSN 2925-01-285-7163
NSN 5950-00-467-1952
NSN 6135-00-798-1425
NSN 5950-01-594-3131
NSN 5915-00-137-0928
NSN 5925-00-529-0441
NSN 6685-01-425-4599
NSN 7035-00-834-2090
NSN 5895-01-165-9396
NSN 6110-01-046-6637
NSN 5950-01-172-8205