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National Stock Number:
5306-01-312-1105
Federal Supply Class:
5306
National Item Identification Number:
013121105
Description:
BOLT,SHEAR
Detail:
A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See BOLT, MACHINE and BOLT, CLEVIS.
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Manufacturer Information:
| 74597-M1215-30 | 56878 | SPS TECHNOLOGIES, LLC | | 74597-M1215-30 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | BACB30SX12-30 | 17943 | FEDERAL MANUFACTURING CORP | | BACB30SX12-30 | 81205 | THE BOEING COMPANY | | VS3078-12-30 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | M | | NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS | | THREAD PITCH IN MILLIMETERS | 1.5 | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 55.0 MILLIMETERS MINIMUM AND | | 58.0 MILLIMETERS MAXIMUM | | FASTENER LENGTH | 58.0 MILLIMETERS NOMINAL | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 1100 MEGAPASCALS | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 7.82 MILLIMETERS MINIMUM AND | | 8.18 MILLIMETERS MAXIMUM | | WIDTH BETWEEN FLATS | 18.67 MILLIMETERS MINIMUM AND | | 19.00 MILLIMETERS MAXIMUM | | GRIP LENGTH | 30.0 MILLIMETERS NOMINAL | | GRIP DIAMETER | 11.982 MILLIMETERS MINIMUM AND | | 12.000 MILLIMETERS MAXIMUM | | SURFACE FINISH | 0.8 MICROMETERS THREADS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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