Tapped hole in head 0.138-32 unjc-3b threads. Distance from top of head to injection port 0.230 nom. Inch. Injection port 0.120 nom. In. Lg; 0.060 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 6320-01-512-2031
NSN 6620-00-337-5610
NSN 5925-01-538-4020
NSN 6645-00-664-4665
NSN 6110-01-631-2624
NSN 6610-01-425-1523
NSN 6220-00-553-4048
NSN 5915-01-651-0461
NSN 6685-00-507-8819
NSN 6105-00-081-7880
NSN 2925-01-408-9485
NSN 5920-01-359-8720