Conical surface of head 32 microinches
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 6150-01-423-7487
NSN 5935-01-644-7685
NSN 5895-01-250-2813
NSN 5999-00-371-9460
NSN 6650-01-486-6099
NSN 6620-01-476-7355
NSN 4140-01-139-4041
NSN 7035-01-247-6256
NSN 2925-01-604-8984
NSN 5945-01-090-8767
NSN 2925-01-334-7122
NSN 6320-01-448-6265