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 6320-01-386-9104
NSN 6610-01-248-4339
NSN 5910-01-459-4670
NSN 5925-01-020-7706
NSN 6650-00-146-6485
NSN 6685-01-398-5906
NSN 2925-00-203-8735
NSN 6145-01-247-6922
NSN 6240-01-651-2850
NSN 5905-00-739-0764
NSN 5996-01-010-8137
NSN 5960-01-142-1995