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 6110-00-539-0422
NSN 5975-00-615-2582
NSN 5920-01-219-8792
NSN 5855-01-538-0789
NSN 6685-00-528-5175
NSN 6220-01-583-6116
NSN 5965-00-647-3972
NSN 5855-01-027-1571
NSN 6240-01-107-4079
NSN 6650-01-263-3530
NSN 5998-01-045-0545
NSN 5895-00-616-4412