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 6220-01-569-2674
NSN 5855-01-045-9728
NSN 5965-01-241-9865
NSN 5930-01-113-4284
NSN 5835-01-241-1090
NSN 5960-00-813-5054
NSN 5996-01-158-2531
NSN 5935-00-936-5956
NSN 6220-00-100-6276
NSN 6105-00-911-6611
NSN 5998-01-006-1316
NSN 5855-01-548-9718