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 5835-01-615-8864
NSN 6135-00-877-1659
NSN 6610-00-115-3519
NSN 5935-01-097-2288
NSN 6240-01-590-0398
NSN 2925-01-455-2558
NSN 5895-01-580-0923
NSN 5910-01-462-0127
NSN 6220-01-116-2411
NSN 5950-01-305-1598
NSN 6135-01-265-1384
NSN 2925-00-980-5749