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 6650-00-920-0332
NSN 6145-01-326-1001
NSN 6220-01-495-2183
NSN 6150-01-472-6290
NSN 6135-01-564-8390
NSN 5895-01-509-0701
NSN 6650-00-809-1817
NSN 6685-00-514-3607
NSN 6650-00-342-6447
NSN 5930-00-226-6724
NSN 6145-00-113-3911
NSN 5985-01-646-7702