Tapped hole in head 0.138-32 unjc-3b threads. Distance from top of head to injection port 0.460 nom. Inch. Injection port 0.120 nom. In. Lg; 0.60 nom. In. Wide
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: Zirconium and articles thereof nesoi
NSN 4140-01-579-5774
NSN 5905-01-464-4886
NSN 5975-00-119-9182
NSN 5985-00-728-4621
NSN 5990-00-070-3006
NSN 5835-01-167-1824
NSN 5835-00-155-1379
NSN
NSN 6320-01-442-3428
NSN 5960-00-800-9215
NSN 5999-01-492-1973
NSN 6145-01-453-3196