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 2925-01-299-6967
NSN 6110-01-145-1481
NSN 5998-01-311-5649
NSN 6650-01-179-3823
NSN 6685-01-360-7367
NSN 5905-01-338-9420
NSN 4140-00-155-8012
NSN 6240-01-409-2465
NSN 6645-01-063-8243
NSN 2925-01-381-5307
NSN 5985-00-937-4687
NSN 5998-01-513-1441