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National Stock Number:
5306-01-614-1636
Federal Supply Class:
5306
National Item Identification Number:
016141636
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:
| STSBG004A16U100 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 1.000 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.399 INCHES NOMINAL | | FASTENER LENGTH | 7.634 INCHES MINIMUM AND | | 7.664 INCHES MAXIMUM | | MATERIAL | STEEL COMP H11 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | STSBS003, CAGE 98897 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL AND | | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | STSBS003, CAGE 98897 MFR REF ALL TREATMENT RESPONSES OVERALL | | MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | HEAD HEIGHT | 0.712 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND | | 1.064 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 1.580 INCHES MINIMUM AND | | 1.590 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.240 INCHES NOMINAL | | GRIP LENGTH | 6.240 INCHES MINIMUM AND | | 6.260 INCHES MAXIMUM | | GRIP DIAMETER | 0.9980 INCHES MINIMUM AND | | 0.9990 INCHES MAXIMUM | | FEATURES PROVIDED | CETYL ALCOHOL LUBRICANT | | SPECIAL FEATURES | TEMP. RANGE -65 DEG. F. TO 900 DEG. F. | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-TENSION, EXTERNAL WRENCHING,12-POINT, LIGHT WEIGHT, 260 KSI FTU STEEL, 900 DEG. F |
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