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 5905-01-618-9926
NSN 2925-00-335-7119
NSN 5960-00-874-4857
NSN 5945-01-386-3208
NSN 6645-00-445-8143
NSN 6685-01-047-2811
NSN 5905-01-198-7903
NSN 6685-01-381-6077
NSN 6220-00-425-7569
NSN 6610-00-107-1944
NSN 5925-01-563-5723
NSN 6220-01-355-9357