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 5925-01-575-9558
NSN 6110-01-560-5080
NSN 5975-00-175-6696
NSN 5998-00-300-2623
NSN 5835-01-086-6999
NSN 6650-01-268-6630
NSN 5855-01-138-4985
NSN 6650-01-286-7569
NSN 5996-01-076-0905
NSN 5855-00-821-7512
NSN 5895-00-558-6060
NSN 6645-00-531-4820