5306-01-350-0648 BOLT,CLOSE TOLERANCE Index 5306-01-350-0650 BOLT,CLOSE TOLERANCE

National Stock Number:
5306-01-350-0649

Federal Supply Class:
5306

National Item Identification Number:
013500649

Description:
BOLT,CLOSE TOLERANCE

Detail:
An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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 not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see BOLT, SHEAR. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see BOLT, MACHINE.


Manufacturer Information:
3D0073-8-3188277THE BOEING COMPANY
84604-8-3156878SPS TECHNOLOGIES, LLC
AIC874-8-3106725SPS TECHNOLOGIES, LLC
PBF1594-8-3127624SPS TECHNOLOGIES LLC
VCG0037-8-3106710VALLEY-TODECO, INC.


Click here to Register for Free 30-day Trial