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 6150-00-299-6678
NSN 5960-01-543-0235
NSN 7035-00-849-5526
NSN 5905-00-456-2525
NSN 5915-01-215-1473
NSN 5920-01-242-1691
NSN 6220-01-179-4491
NSN 6610-01-550-7794
NSN 6130-01-021-7158
NSN 6110-01-188-6683
NSN 4140-00-740-2153
NSN 5950-01-352-5874