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National Stock Number:
5306-01-063-1000
Federal Supply Class:
5306
National Item Identification Number:
010631000
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:
| MS21250-18018 | 0U583 | SAE INTERNATIONAL | | MS21250-18018 | 27624 | SPS TECHNOLOGIES LLC | | MS21250-18018 | 56878 | SPS TECHNOLOGIES, LLC | | MS21250-18018 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21250-18018 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 1.865 INCHES MINIMUM AND 1.875 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM | | FASTENER LENGTH | 2.785 INCHES MINIMUM AND 2.805 INCHES MAXIMUM | | GRIP DIAMETER | 1.1225 INCHES MINIMUM AND 1.1240 INCHES MAXIMUM | | GRIP LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 1.041 INCHES MINIMUM AND 1.061 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 1.125 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | WIDTH BETWEEN FLATS | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.650 INCHES MINIMUM AND 1.690 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 12 |
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