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National Stock Number:
5306-01-241-5661
Federal Supply Class:
5306
National Item Identification Number:
012415661
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:
| 863T0190026-014 | 04236 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 9.000 INCHES NOMINAL | | MATERIAL | STEEL COMP E4340 OVERALL | | THREAD LENGTH | 2.630 INCHES NOMINAL | | HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 1.750 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 COND E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HEAD DIAMETER | 4.380 INCHES NOMINAL | | HEAD HEIGHT | 1.000 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 2.250 INCHES NOMINAL |
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