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National Stock Number:
5306-01-627-4113
Federal Supply Class:
5306
National Item Identification Number:
016274113
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:
| 92147-5-6 | 56878 | SPS TECHNOLOGIES, LLC | | 92147-5-6A | 56878 | SPS TECHNOLOGIES, LLC | | PBF1479-5-6A | 06710 | VALLEY-TODECO, INC. | | VCD0020-5-6 | 06710 | VALLEY-TODECO, INC. | | GB511GG5-6A | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | VDC0020-5-6A | 27624 | SPS TECHNOLOGIES LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.3125 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.488 INCHES NOMINAL | | FASTENER LENGTH | 0.823 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY 718 OVERALL | | MINIMUM TENSILE STRENGTH | 132000 POUNDS PER SQUARE INCH | | HEAD STYLE | DOUBLE HEXAGON | | HEAD HEIGHT | 0.177 INCHES MINIMUM AND | | 0.197 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.561 INCHES MINIMUM | | GRIP LENGTH | 0.375 INCHES NOMINAL | | GRIP DIAMETER | 0.3115 INCHES MINIMUM AND | | 0.3120 INCHES MAXIMUM | | SPECIAL FEATURES | GRIP TO HEAD RADIUS IS 0.31MIN/0.41MAX. DIAMETER OF SURFACE UNDER HEAD IS 0.500. |
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