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National Stock Number:
5306-01-514-9634
Federal Supply Class:
5306
National Item Identification Number:
015149634
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:
| B18234B12050N | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | PART NAME ASSIGNED BY CONTROLLING AGENCY | METRIC HEX FLANGE SCREWS | | FASTENER LENGTH | 50.0 MILLIMETERS MINIMUM | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 50.0 MILLIMETERS MINIMUM | | HEAD STYLE | CHAMFER FLANGE | | THREAD SERIES DESIGNATOR | M | | NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS | | THREAD PITCH IN MILLIMETERS | 1.75 | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | SURFACE TREATMENT | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B663,TYIICL10.9 ASSN STD ALL TREATMENT RESPONSES OVERALL | | HEAD HEIGHT | 11.9 MILLIMETERS MAXIMUM | | WIDTH BETWEEN FLATS | 14.57 MILLIMETERS MINIMUM | | EXTENDED WASHER DIAMETER | 1.8 MILLIMETERS MAXIMUM |
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