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 5975-01-056-8415
NSN 5895-01-135-2574
NSN 6620-01-231-9731
NSN 5996-01-419-3573
NSN 5975-00-580-0434
NSN 5905-00-316-0546
NSN 6320-01-087-7961
NSN 5905-01-397-2651
NSN 6685-00-105-9896
NSN 6645-01-088-5244
NSN 5990-01-565-2226
NSN 5950-01-378-9809