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 5925-01-587-8519
NSN 6110-01-305-9253
NSN 5935-01-108-2041
NSN 6645-01-020-4557
NSN 5910-01-225-9687
NSN 6135-01-096-1452
NSN 5905-01-215-0760
NSN 6685-00-542-0924
NSN 5915-01-306-5514
NSN 5905-00-261-3418
NSN 5905-01-106-3847
NSN 6110-00-419-4475