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 5925-01-504-0934
NSN 5945-01-582-4237
NSN 5975-00-881-0099
NSN 4140-01-592-9433
NSN 5910-01-259-3127
NSN 5920-01-338-4671
NSN 6130-00-171-7400
NSN 6320-01-516-3836
NSN 5905-01-010-1806
NSN 7035-00-946-2642
NSN 5950-01-571-8560
NSN 6130-01-167-1503