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National Stock Number:
5306-01-442-6555
Federal Supply Class:
5306
National Item Identification Number:
014426555
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:
| 03A099-4-15A | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | 03A099-4-15A | 56878 | SPS TECHNOLOGIES, LLC | | AIC1654-4-15A | 06725 | SPS TECHNOLOGIES, LLC | | DF33004-4-15A | 17446 | HUCK INTERNATIONAL, INC | | 123710-4-15A | 80539 | SPS TECHNOLOGIES, LLC | | DF33004-4-15A | 97928 | HUCK INTL INC | | VCG0016-4-15A | 06710 | VALLEY-TODECO, INC. | | VS3318-4-15A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | SLB187-4-15A | 16258 | SPACE-LOK, INC. | | PBF1421-4-15A | 27624 | SPS TECHNOLOGIES LLC | | SII1182-4-15A | 57928 | SONIC INDUSTRIES, INC. | | VS3318-4-15A | 5M902 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | MB210-4-15A | 73197 | HI-SHEAR CORPORATION | | MB210-4-15A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | VS3318-4-15A | 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 | AAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.655 INCHES NOMINAL | | FASTENER LENGTH | 1.765 INCHES MINIMUM AND | | 1.795 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY 718 OVERALL | | SURFACE TREATMENT | ALUMINUM AND | | CHROMATE OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | SPLINE EXTENDED WASHER | | HEAD HEIGHT | 0.440 INCHES MINIMUM AND | | 0.460 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.922 INCHES MINIMUM AND | | 0.932 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.062 INCHES MINIMUM AND | | 0.082 INCHES MAXIMUM | | HEAD MINOR DIAMETER | 0.644 INCHES NOMINAL | | GRIP LENGTH | 0.928 INCHES MINIMUM AND | | 0.948 INCHES MAXIMUM | | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND | | 0.2495 INCHES MAXIMUM |
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