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 5905-00-187-0428
NSN 5998-00-248-6943
NSN 5925-00-498-6718
NSN 7035-00-703-3535
NSN 5935-01-431-7369
NSN 5935-01-209-2806
NSN 6320-01-125-3361
NSN 6145-01-413-9674
NSN 5930-01-614-6312
NSN 6130-01-286-1948
NSN 6150-01-442-3504
NSN 5920-00-786-0112