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National Stock Number:
5306-01-052-4442
Federal Supply Class:
5306
National Item Identification Number:
010524442
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:
| AIC516B18-134 | 06725 | SPS TECHNOLOGIES, LLC | | BM17020-18-134A | 17446 | HUCK INTERNATIONAL, INC | | GB511B18-134 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | EWSB22D18-A134 | 56878 | SPS TECHNOLOGIES, LLC | | EWSB22D18-A134 | 80539 | SPS TECHNOLOGIES, LLC | | BM17020-18-134A | 97928 | HUCK INTL INC | | VAL22034-18F134 | 06710 | VALLEY-TODECO, INC. | | VAL22034-18G134 | 06710 | VALLEY-TODECO, INC. | | VS3071-18F134 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | H401-18-134 | 17446 | HUCK INTERNATIONAL, INC | | VS3071-18F134 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | H401-18-134 | 97928 | HUCK INTL INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 1.125 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 5.032 INCHES MINIMUM AND | | 5.079 INCHES MAXIMUM | | FASTENER LENGTH | 13.417 INCHES MINIMUM AND | | 13.454 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND | | 50.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | DOUBLE HEXAGON | | HEAD HEIGHT | 0.599 INCHES MINIMUM AND | | 0.619 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.614 INCHES MINIMUM AND | | 1.627 INCHES MAXIMUM | | GRIP LENGTH | 8.365 INCHES MINIMUM AND | | 8.385 INCHES MAXIMUM | | GRIP DIAMETER | 1.1225 INCHES MINIMUM AND | | 1.1240 INCHES MAXIMUM | | SPECIFICATION/STANDARD DATA | 85495-BM17020 MANUFACTURERS STANDARD | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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