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 5998-00-661-0380
NSN 6320-00-400-8042
NSN 5925-00-145-9065
NSN 6685-01-218-5258
NSN 6145-00-027-9852
NSN 5930-01-343-2637
NSN 6150-01-588-2744
NSN 5915-00-252-1876
NSN 5996-00-593-3751
NSN 5985-01-531-4363
NSN 6650-01-258-5871
NSN 7035-01-451-6421