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National Stock Number:
5306-00-253-8640
Federal Supply Class:
5306
National Item Identification Number:
002538640
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:
| 626943-2 | 96214 | RAYTHEON COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 1.320 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HEAD HEIGHT | 0.650 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP 1018 OVERALL | | NOMINAL THREAD DIAMETER | 3.500 INCHES | | SPECIAL FEATURES | TAPPED HOLE DRILLED THRU TOP OF HEAD THREAD SIZE 1/4-28 UNF-2B | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD LENGTH | 0.150 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UN | | THREAD QUANTITY PER INCH | 12 | | WIDTH BETWEEN FLATS | 4.500 INCHES NOMINAL |
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