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National Stock Number:
5306-01-367-9816
Federal Supply Class:
5306
National Item Identification Number:
013679816
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:
| 11697A05U052 | 59563 | REID PRODUCTS INC. | | 69680-5-052 | 56878 | SPS TECHNOLOGIES, LLC | | AIC2267A-5052 | 06725 | SPS TECHNOLOGIES, LLC | | PBF1045A-5052 | 27624 | SPS TECHNOLOGIES LLC | | STSBG004 | 98897 | LOCKHEED MARTIN CORP | | STSBG004A05U052 | 98897 | LOCKHEED MARTIN CORP | | VAL23009-5-052 | 06710 | VALLEY-TODECO, INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES NOMINAL | | FASTENER LENGTH | 3.750 INCHES NOMINAL | | MATERIAL | STEEL COMP H11 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | STSBS003,CAGEC 98897 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE OVERALL | | MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | HEAD HEIGHT | 0.276 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.419 INCHES MINIMUM | | EXTENDED WASHER DIAMETER | 0.521 INCHES MINIMUM AND | | 0.531 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.082 INCHES NOMINAL | | GRIP LENGTH | 3.240 INCHES MINIMUM AND | | 3.250 INCHES MAXIMUM | | GRIP DIAMETER | 0.3110 INCHES MINIMUM AND | | 0.3120 INCHES MAXIMUM |
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