Furnished with one o-ring seal
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 4140-01-628-6800
NSN 5985-00-764-1076
NSN 5999-01-143-9432
NSN 6110-01-024-8220
NSN 6620-01-138-0089
NSN 6240-00-116-7442
NSN 6110-01-487-3916
NSN 6145-00-407-3752
NSN 6145-00-066-5304
NSN 6220-01-547-0271
NSN 5960-01-328-8248
NSN 5930-01-353-8066