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 5895-01-408-4208
NSN 5930-01-381-5528
NSN 6150-01-117-4773
NSN 5925-01-147-8574
NSN 5905-01-188-8341
NSN 2925-00-653-4398
NSN 5960-01-119-4609
NSN 5985-01-005-1734
NSN 5835-01-130-4952
NSN 6320-00-139-1090
NSN 6130-00-123-1613
NSN 5960-00-170-4091