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National Stock Number:
5306-01-566-5923
Federal Supply Class:
5306
National Item Identification Number:
015665923
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:
| 31092R1 | 338X5 | ND DEFENSE LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 43.0 MILLIMETERS MAXIMUM | | EXTENDED WASHER THICKNESS | 3.0 MILLIMETERS MINIMUM | | FASTENER LENGTH | 140.0 MILLIMETERS NOMINAL | | HEAD DIAMETER | 23.2 MILLIMETERS MINIMUM AND 30.0 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 18.9 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, M20 X 140 PHC CL 10.9 FL | | MATERIAL DOCUMENT AND CLASSIFICATION | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION: ISO 68, 261, 262, 888, 898/1, 965/1 AND 965/2. AMERICAN NATIONAL STANDARD: ANSI B-18.2.3.9M - 2001 (HEAVY HEX DIMENSIONS) NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | M |
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