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 5905-00-943-6495
NSN 7035-00-946-2642
NSN 5996-01-422-8103
NSN 5960-00-611-7175
NSN 2925-00-413-2064
NSN 5835-00-289-9080
NSN 5855-00-298-0261
NSN 5925-00-718-7530
NSN 5910-00-636-4614
NSN 5835-00-969-5771
NSN 5998-00-372-2589
NSN 6110-01-563-4310