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 6220-00-925-7470
NSN 5975-01-610-1703
NSN 6685-01-281-7267
NSN 6610-01-374-0569
NSN 6150-01-364-1023
NSN 5950-00-419-9492
NSN 5930-01-423-1040
NSN 6620-01-250-7445
NSN 6645-00-229-1521
NSN 6105-01-652-5222
NSN 6105-01-255-8138
NSN 5895-01-411-0191