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National Stock Number:
5306-01-043-0549
Federal Supply Class:
5306
National Item Identification Number:
010430549
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:
| 92147-6D-20 | 56878 | SPS TECHNOLOGIES, LLC | | AIC516B6D20 | 06725 | SPS TECHNOLOGIES, LLC | | GB511B6D20 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | EWSB22D6-20 | 56878 | SPS TECHNOLOGIES, LLC | | EWSB22D6-20 | 80539 | SPS TECHNOLOGIES, LLC | | BM17020-6-20 | 97928 | HUCK INTL INC | | VCD0020-6-20D | 06710 | VALLEY-TODECO, INC. | | GB511GG6D20A | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | PBF1479-6D20A | 27624 | SPS TECHNOLOGIES LLC | | VS3071-6F20D | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | H401-6D20 | 97928 | HUCK INTL INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.497 INCHES NOMINAL | | FASTENER LENGTH | 1.731 INCHES MINIMUM AND | | 1.778 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY 718 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 | 0.200 INCHES MINIMUM AND | | 0.220 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND | | 0.564 INCHES MAXIMUM | | GRIP LENGTH | 1.240 INCHES MINIMUM AND | | 1.260 INCHES MAXIMUM | | GRIP DIAMETER | 0.3740 INCHES MINIMUM AND | | 0.3745 INCHES MAXIMUM | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.501 INCHES MINIMUM AND | | 1.533 INCHES MAXIMUM FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.101 INCHES MINIMUM AND | | 0.111 INCHES MAXIMUM FIRST HOLE | | SPECIFICATION/STANDARD DATA | 85495-BM17020 MANUFACTURERS STANDARD |
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