A metallic item, cylindrical, with or without a flange at one end. It is designed to be inserted into a hole to reduce friction and/or the inside diameter of the hole, and protect the surrounding body structure from damage resulting from stress, strain and/or vibration. It must have a through hole parallel to its axis. It is designed for subsequent drilling operation. For items that are tapered see bushing (1), tapered. Excludes bushing, sleeve.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 5960-01-118-3394
NSN 6220-01-038-8292
NSN 5996-01-273-5483
NSN 6610-01-293-3733
NSN 5910-00-225-9433
NSN 5999-01-367-9855
NSN 6685-01-386-3110
NSN 5855-00-962-5792
NSN 5910-01-422-9760
NSN 5855-00-560-0110
NSN 6620-00-262-3113
NSN 5960-01-388-1988