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 5925-01-655-0824
NSN 5915-00-269-4463
NSN 5965-01-302-6456
NSN 5930-00-005-7038
NSN 5965-01-182-5768
NSN 5915-00-504-7560
NSN 4140-01-336-2863
NSN 5985-00-771-8186
NSN 5905-01-322-9458
NSN 6620-00-542-1579
NSN 6220-00-978-2903
NSN 2925-01-357-2512