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 6610-00-553-5103
NSN 5915-01-293-5990
NSN 5990-00-108-5400
NSN 5835-01-416-6455
NSN 5915-00-665-2323
NSN 2925-00-060-8292
NSN 6145-00-508-8353
NSN 5996-01-158-2531
NSN 6130-01-301-0637
NSN 5910-00-581-8821
NSN 6130-01-127-9610
NSN 6110-01-126-7149