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 5935-00-931-3502
NSN 6685-01-634-0611
NSN 5915-00-846-2885
NSN 5915-00-558-4413
NSN 4140-01-331-2887
NSN 6145-00-497-1578
NSN 5985-00-627-8567
NSN 2925-01-290-8208
NSN 5950-01-658-4487
NSN 5905-00-948-0295
NSN 6240-01-360-0225
NSN 6130-01-281-7268