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National Stock Number:
5306-01-043-8053
Federal Supply Class:
5306
National Item Identification Number:
010438053
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:
| AIC516C-4-8 | 06725 | SPS TECHNOLOGIES, LLC | | BM170212-4-A8 | 08524 | DEUTSCH FASTENER CORP | | BM170212-4-A8 | 17446 | HUCK INTERNATIONAL, INC | | EWSB26-4-A8 | 56878 | SPS TECHNOLOGIES, LLC | | EWSB26-4-A8 | 80539 | SPS TECHNOLOGIES, LLC | | BM170212-4-A8 | 97928 | HUCK INTL INC | | VAL22033-4-8 | 06710 | VALLEY-TODECO, INC. | | H402-4A8 | 17446 | HUCK INTERNATIONAL, INC | | GB511C4-8 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | GB511C4-8 | 56878 | SPS TECHNOLOGIES, LLC | | VS3072-4-8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | H402-4A8 | 97928 | HUCK INTL INC |
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Techincal Specification:
| GRIP LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | HARDNESS RATING | 51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | SPECIFICATION/STANDARD DATA | 26512-GB511C PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.267 INCHES MINIMUM AND 0.334 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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