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 5905-01-433-2146
NSN 5930-01-345-0201
NSN 6130-01-421-3354
NSN 6320-01-322-8340
NSN 5975-01-244-7577
NSN 6105-01-359-9146
NSN 5915-00-105-6173
NSN 5910-01-238-4442
NSN 5895-00-926-2633
NSN 5895-00-007-1295
NSN 6220-00-451-7009
NSN 5990-01-595-9441