Knurled head
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.
Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 6620-01-451-3742
NSN 6610-01-555-6654
NSN 6650-00-230-4575
NSN 7035-00-703-3535
NSN 6105-00-104-4895
NSN 5999-01-498-4091
NSN 2925-00-964-7128
NSN 5920-01-085-6437
NSN 6645-01-080-3510
NSN 5930-00-827-0907
NSN 6110-01-483-3922
NSN 5975-01-268-0061