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 5910-00-298-1833
NSN 5915-01-435-5275
NSN 6320-01-116-3980
NSN 5925-00-791-9759
NSN 5930-01-567-4747
NSN 5975-01-100-3222
NSN 5930-01-336-9669
NSN 6610-01-383-7419
NSN 5990-01-357-6175
NSN 5835-01-267-3388
NSN 5925-01-441-9512
NSN 6685-01-136-0168