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 5920-01-487-8597
NSN 2925-01-614-9184
NSN 5996-01-202-9338
NSN 6130-01-317-3689
NSN 6620-01-510-3501
NSN 5835-00-707-6266
NSN 5905-01-498-0365
NSN 6220-01-339-7557
NSN 5835-01-548-7454
NSN 5910-01-357-6484
NSN 5910-01-400-5947
NSN 6145-00-437-8960