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National Stock Number:
5306-01-512-1579
Federal Supply Class:
5306
National Item Identification Number:
015121579
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:
| 30746R2 | 338X5 | ND DEFENSE LLC | | 30746R2 | 5F5P2 | ASF LOGISTICS, LLC | | 30746R2 | 89346 | NAVISTAR INTL CORP TRUCK BR OHIO PLANT |
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Techincal Specification:
| FASTENER LENGTH | 40.0 MILLIMETERS NOMINAL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL | STEEL OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, M12 X 40MM PHC FLG CLASS | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS | | SPECIAL FEATURES | HEAVY HEX FLANGE BOLT. SCREW THREADS SHALL BE STANDARD COARSE PITCH EXTERNAL METRIC SCREW THREADS WITH TOLERANCE CLASS 6G CONFORMING TO ASME B1.13M, UNLESS OTHERWISE SPECIFIED BY THE PURCHASER. | | WIDTH BETWEEN FLATS | 17.6 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM | | SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 1.7 |
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