Bearing surface of head grooved to 0.323 in. Min, 0.325 in. Max dia, 0.050 in. Min, 0.055 in. Max from top of head
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: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 5920-01-283-7042
NSN 6645-01-567-8282
NSN 6145-00-452-4501
NSN 5915-01-345-7960
NSN 5930-01-031-2147
NSN 6610-01-602-9619
NSN 6645-01-467-9983
NSN 6150-01-094-1654
NSN 5935-00-930-4147
NSN 6130-01-034-3403
NSN 5996-00-088-8891
NSN 6610-01-649-3628