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National Stock Number:
5306-00-928-9592
Federal Supply Class:
5306
National Item Identification Number:
009289592
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:
| AIC220EL4H4 | 06725 | SPS TECHNOLOGIES, LLC | | C083-4H4 | 56878 | SPS TECHNOLOGIES, LLC | | CO83-4H4 | 56878 | SPS TECHNOLOGIES, LLC | | C083-4H4 | 81755 | LOCKHEED MARTIN CORPORATION | | C083-4H4 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | CO83-4H4 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VEP220121-4FH4 | 06710 | VALLEY-TODECO, INC. | | VS2201F4H4 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | LWB22-4H4 | 56878 | SPS TECHNOLOGIES, LLC | | LWB22-4H4 | 80539 | SPS TECHNOLOGIES, LLC | | VS2201F4H4 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.412 INCHES NOMINAL | | FASTENER LENGTH | 0.662 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | HEAD HEIGHT | 0.300 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.304 INCHES MINIMUM AND | | 0.313 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.433 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.069 INCHES NOMINAL | | GRIP LENGTH | 0.250 INCHES NOMINAL | | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND | | 0.2495 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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