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 5835-01-193-6192
NSN 6685-01-033-2969
NSN 5975-01-004-7966
NSN 5930-01-364-1700
NSN 4140-01-631-4747
NSN 5920-01-556-7297
NSN 5999-00-925-1887
NSN 6130-00-789-7879
NSN 5910-01-050-7980
NSN 5855-01-108-9106
NSN 5920-01-187-8391
NSN 5985-00-155-5991