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National Stock Number:
5306-00-097-4831
Federal Supply Class:
5306
National Item Identification Number:
000974831
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:
| AIC516B8-11 | 06725 | SPS TECHNOLOGIES, LLC | | EWSB22-8A11 | 50392 | SPS TECHNOLOGIES INC | | EWSB22-8A11 | 56878 | SPS TECHNOLOGIES, LLC | | EWSB22D8-A11 | 56878 | SPS TECHNOLOGIES, LLC | | EWSB22D8-A11 | 80539 | SPS TECHNOLOGIES, LLC | | GB511B8-11 | 06710 | VALLEY-TODECO, INC. | | GB511B8-11 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | GB511B8-11 | 27624 | SPS TECHNOLOGIES LLC | | GB511B8-11 | 73197 | HI-SHEAR CORPORATION | | GB511B8-11 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | GB511B8-11 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | H401-8-11 | 97828 | SIMONETTA BROS | | VS2521-8F11 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VS2521-8F11 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| FASTENER LENGTH | 1.188 INCHES MINIMUM AND 1.235 INCHES MAXIMUM | | GRIP DIAMETER | 0.4982 INCHES MINIMUM AND 0.4991 INCHES MAXIMUM | | GRIP LENGTH | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM | | HEAD HEIGHT | 0.281 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP H11 OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SPECIFICATION/STANDARD DATA | 26512-GB511B MANUFACTURERS STANDARD | | WIDTH BETWEEN FLATS | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.490 INCHES MINIMUM AND 0.557 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 20 |
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