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 6220-01-626-0513
NSN 6610-01-139-4713
NSN 6150-00-806-7956
NSN 6110-00-093-2539
NSN 5910-01-132-5508
NSN 6650-01-446-6646
NSN 5965-01-046-9619
NSN 5999-01-411-6203
NSN 5960-00-246-4623
NSN 6650-01-177-4398
NSN 5855-01-319-9757
NSN 6685-01-127-4431