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National Stock Number:
5306-00-275-7700
Federal Supply Class:
5306
National Item Identification Number:
002757700
Description:
BOLT,MACHINE
Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
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Manufacturer Information:
| 12-1812H26 | 56878 | SPS TECHNOLOGIES, LLC | | EWB18-1812H26 | 56878 | SPS TECHNOLOGIES, LLC | | EWB18-18H26 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 1.865 INCHES MINIMUM AND 1.875 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM | | FASTENER LENGTH | 3.202 INCHES MINIMUM AND 3.222 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | GRIP LENGTH | 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM | | HEAD HEIGHT | 1.041 INCHES MINIMUM AND 1.061 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | HOLE CONFIGURATION STYLE | SQUARE FLATS | | HOLE DIAMETER | 0.055 INCHES NOMINAL | | HOLE QUANTITY | 4 | | HOLE TYPE | DRILLED | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 1.125 INCHES | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.567 INCHES MINIMUM AND 1.607 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 12 | | WIDTH BETWEEN FLATS | 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM |
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