Finish cetyl alcohol per mil-l-87132, type i, grade b
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.
Dept. of the Navy Classification: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 6620-01-029-8723
NSN 5905-01-513-8881
NSN 2925-01-254-3068
NSN 5835-01-080-3678
NSN 6135-01-048-0910
NSN 6105-01-423-2784
NSN 5920-00-221-8377
NSN 6240-01-304-6355
NSN 5996-01-135-9848
NSN 5930-01-168-3009
NSN 5925-01-619-6534
NSN 6135-01-014-9755