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National Stock Number:
5306-00-472-5388
Federal Supply Class:
5306
National Item Identification Number:
004725388
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:
| 87750-1219 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 4.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 4.000 INCHES MINIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 1.500 INCHES | | THREAD QUANTITY PER INCH | 6 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 95.0 ROCKWELL B MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.902 INCHES MINIMUM AND | | 0.974 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 2.175 INCHES MINIMUM AND | | 2.250 INCHES MAXIMUM | | GRIP LENGTH | 0.750 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD |
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