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 5855-01-654-5225
NSN 6220-01-300-5503
NSN 5915-01-617-1005
NSN 7035-00-931-9415
NSN 5925-00-395-3566
NSN 5996-01-067-8716
NSN 6220-01-415-3350
NSN 6645-01-462-3754
NSN 6135-01-176-2206
NSN 5905-00-581-1540
NSN 6110-01-483-9663
NSN 6135-01-391-6515