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 6130-00-657-9994
NSN 5915-01-068-4628
NSN 6135-01-026-9960
NSN 5920-00-823-6088
NSN 5975-01-627-6534
NSN 5950-01-528-0188
NSN 5855-01-312-5160
NSN 5960-00-233-7537
NSN 6135-00-497-0491
NSN 6130-01-147-3932
NSN 6645-01-505-5772
NSN 6320-01-029-4220