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National Stock Number:
5306-00-390-0521
Federal Supply Class:
5306
National Item Identification Number:
003900521
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:
| 844D9-32 | 56878 | SPS TECHNOLOGIES, LLC | | BM17020-9-32 | 89495 | OLIN CORP BRASS GROUP | | GB511B9-32 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | ENSB22-9-32 | 73197 | HI-SHEAR CORPORATION | | ENSB22D9-32 | 73197 | HI-SHEAR CORPORATION | | ENSB22D9-32 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | VEPS132121-9F32 | 06710 | VALLEY-TODECO, INC. | | VS30719F32 | 70236 | TACTAIR FLUID CONTROLS INC | | VS30719F32 | 99215 | KAISER FLUID TECHNOLOGIES INC. |
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Techincal Specification:
| FASTENER LENGTH | 2.574 INCHES MINIMUM AND 2.621 INCHES MAXIMUM | | GRIP DIAMETER | 0.5607 INCHES MINIMUM AND 0.5616 INCHES MAXIMUM | | GRIP LENGTH | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM | | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP H11 OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.562 INCHES | | SPECIFICATION/STANDARD DATA | 26512-6B511B MANUFACTURERS STANDARD | | WIDTH BETWEEN FLATS | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OR MIL-C-8837,TYPE 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.564 INCHES MINIMUM AND 0.631 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 18 |
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