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 6130-01-460-0326
NSN 5965-01-415-3865
NSN 2925-01-338-7126
NSN 6685-00-172-9764
NSN 6110-01-447-2194
NSN 5930-00-078-9426
NSN 6110-00-596-9124
NSN 5920-01-519-8835
NSN 6685-01-317-3782
NSN 5855-00-411-8688
NSN 6240-00-103-0058
NSN 5895-01-277-5677