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 5930-01-485-2415
NSN 5895-00-675-4374
NSN 5905-00-166-0358
NSN 5905-01-448-7815
NSN 6145-00-118-8375
NSN 6240-00-861-2592
NSN 5895-00-665-3991
NSN 6145-00-873-4808
NSN 6685-01-525-9323
NSN 4140-01-538-1852
NSN 5950-01-210-0597
NSN 5835-00-406-8460