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 5895-00-139-1403
NSN 6320-00-228-5678
NSN 6130-00-900-4758
NSN 6135-00-377-9165
NSN 5935-01-468-5413
NSN 6620-01-552-2889
NSN 5930-01-589-5268
NSN 6220-00-511-1769
NSN 6130-01-407-7136
NSN 5950-01-286-6630
NSN 6105-01-580-5072
NSN 6130-00-583-7870