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National Stock Number:
5306-01-494-2331
Federal Supply Class:
5306
National Item Identification Number:
014942331
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:
| B18234B08040N | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 40.0 MILLIMETERS NOMINAL | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | THREAD LENGTH | 11.8 MILLIMETERS MINIMUM AND | | 18.0 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | THREAD SERIES DESIGNATOR | M | | NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS | | THREAD PITCH IN MILLIMETERS | 1.25 | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | SURFACE TREATMENT | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD HEIGHT | 8.1 MILLIMETERS MAXIMUM | | WIDTH BETWEEN FLATS | 9.85 MILLIMETERS NOMINAL | | EXTENDED WASHER DIAMETER | 18.0 MILLIMETERS MAXIMUM | | EXTENDED WASHER THICKNESS | 1.2 MILLIMETERS MINIMUM |
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