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 7035-01-406-6510
NSN 5975-01-203-5907
NSN 7035-01-188-5935
NSN 2925-01-394-5650
NSN 6650-01-431-9625
NSN 5990-01-054-4255
NSN 6135-00-702-2772
NSN 5855-00-436-3852
NSN 5975-00-238-4521
NSN 6320-01-029-4220
NSN 6145-01-407-4786
NSN 5910-00-322-7966