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 5895-00-802-5870
NSN 6220-00-197-9719
NSN 6650-01-409-1992
NSN 5999-01-215-2000
NSN 5965-01-033-9352
NSN 5985-00-472-7848
NSN 5935-00-106-3925
NSN 6130-01-361-8628
NSN 5965-01-168-3255
NSN 5950-01-144-9817
NSN 6220-01-607-0130
NSN 5855-01-400-1590