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National Stock Number:
5306-01-613-9602
Federal Supply Class:
5306
National Item Identification Number:
016139602
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:
| BACB30XT10K12 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| GRIP DIAMETER | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM | | GRIP LENGTH | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM | | HEAD STYLE | COUNTERSUNK CYLINDRICAL CONVEX | | HEAD MAJOR DIAMETER | 0.4658 INCHES MINIMUM AND 0.4731 INCHES MAXIMUM | | LOCKING FEATURE | SLOTTED LOCKING FEATURE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | NOMINAL THREAD DIAMETER | 0.3125 INCHES | | SPECIAL FEATURES | BOLT HAS A SHEAR STRENGTH OF 95000PSI. FINISH IS DESIGNATED BY YELLOW DYE OR PAINT ON A PORTION OF THE PINTAIL. THREADED PORTION BREAKS OFF AFTER BOLT IS INSERTED. BOLT IS KEPT IN PLACE BY LOCKING GROOVES. MAX SERVICE TEMP IS 250 DEGREES F. | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BMS10-85, TYPE 1, CLASS A MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.96 INCHES MINIMUM AND 1.15 INCHES MAXIMUM | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | FASTENER LENGTH | 1.71 INCHES MINIMUM AND 1.91 INCHES MAXIMUM |
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