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 5910-01-552-8848
NSN 5905-01-577-0368
NSN 5985-01-326-3608
NSN 5950-01-243-4440
NSN 6320-01-202-8761
NSN 5945-01-184-5356
NSN 5935-01-472-3914
NSN 6620-01-542-8709
NSN 5935-00-889-7492
NSN 5910-01-218-8794
NSN 6150-01-260-6292
NSN 6135-00-223-9563