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 6650-01-309-9152
NSN 6145-01-214-0017
NSN 6105-01-527-8782
NSN 4140-00-442-6373
NSN 6135-01-438-9450
NSN 2925-01-544-4880
NSN 6320-01-511-1526
NSN 5905-00-987-3591
NSN 5930-01-213-4331
NSN 6620-01-093-7592
NSN 6650-01-237-4689
NSN 5925-00-890-4340