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 6645-00-596-5388
NSN 2925-00-814-0429
NSN 5915-01-467-4468
NSN 5950-01-319-8428
NSN 5915-01-539-7634
NSN 6610-01-010-3159
NSN 5998-01-473-9494
NSN 5895-01-175-2670
NSN 5985-00-469-5286
NSN 6130-01-277-5792
NSN 4140-00-162-0859
NSN 6685-01-598-2696