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National Stock Number:
5306-01-292-5330
Federal Supply Class:
5306
National Item Identification Number:
012925330
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:
| BACB30SX20-125 | 17446 | HUCK INTERNATIONAL, INC | | BACB30SX20-125 | 17943 | FEDERAL MANUFACTURING CORP | | BACB30SX20-125 | 27624 | SPS TECHNOLOGIES LLC | | BACB30SX20-125 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30SX20-125 | 80539 | SPS TECHNOLOGIES, LLC | | BACB30SX20-125 | 81205 | THE BOEING COMPANY | | BACB30SX20-125 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30SX20-125 | 97928 | HUCK INTL INC |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 4H | | FASTENER LENGTH | 158.75 MILLIMETERS MINIMUM AND 159.25 MILLIMETERS MAXIMUM | | GRIP DIAMETER | 19.979 MILLIMETERS MINIMUM AND 20.000 MILLIMETERS MAXIMUM | | GRIP LENGTH | 124.75 MILLIMETERS MINIMUM AND 125.25 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 12.78 MILLIMETERS MINIMUM AND 13.22 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | MINIMUM TENSILE STRENGTH | 1100 MEGAPASCALS | | NOMINAL THREAD DIAMETER | 20.0 MILLIMETERS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | WIDTH BETWEEN FLATS | 29.67 MILLIMETERS MINIMUM AND 30.00 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 33.75 MILLIMETERS MINIMUM AND 34.25 MILLIMETERS MAXIMUM | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 1.5 |
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