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.
NSN 6320-01-466-4175
NSN 5855-00-482-9876
NSN 6105-01-462-1657
NSN 5910-01-388-0722
NSN 6610-01-114-0796
NSN 5960-00-275-7497
NSN 6320-01-359-3921
NSN 5930-01-336-9356
NSN 6320-00-139-1090
NSN 5935-01-372-8067
NSN 5965-01-600-3283
NSN 5835-00-177-2970