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 5925-01-386-3139
NSN 6145-01-571-3436
NSN 5835-01-602-0311
NSN 5999-01-397-0192
NSN 6240-01-525-6585
NSN 6135-01-549-5587
NSN 5935-01-275-0802
NSN 6135-01-068-0119
NSN 6150-00-826-8149
NSN 5996-00-647-5160
NSN 5895-00-920-7142
NSN 5998-00-707-5781