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National Stock Number:
5306-01-338-3345
Federal Supply Class:
5306
National Item Identification Number:
013383345
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:
| 11841-4-6-13 | 59563 | REID PRODUCTS INC. | | 3M1043-4-6-13 | 06710 | VALLEY-TODECO, INC. | | 3M1043-4-6-13 | 06725 | SPS TECHNOLOGIES, LLC | | 3M1043-4-6-13 | 73197 | HI-SHEAR CORPORATION | | 3M1043-4-6-13 | 76301 | THE BOEING COMPANY | | 3M1043-4-6-13 | 80539 | SPS TECHNOLOGIES, LLC | | 3M1043-4-6-13 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3M1043-4-6-13 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.469 INCHES NOMINAL | | FASTENER LENGTH | 0.819 INCHES MINIMUM AND | | 0.849 INCHES MAXIMUM | | MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | SPLINE EXTENDED WASHER | | HEAD HEIGHT | 0.240 INCHES MINIMUM AND | | 0.260 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.460 INCHES MINIMUM AND | | 0.470 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.026 INCHES MINIMUM AND | | 0.046 INCHES MAXIMUM | | HEAD MINOR DIAMETER | 0.297 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | GRIP LENGTH | 0.365 INCHES MINIMUM AND | | 0.385 INCHES MAXIMUM | | GRIP DIAMETER | 0.2490 INCHES MINIMUM AND | | 0.2495 INCHES MAXIMUM | | SPECIAL FEATURES | THREADED HOLE IN TOP OF HEAD 0.138-32 UNJC-3B. INJECTION PORT 0.120 IN. LG; 0.060 IN. WIDE IN UNTHD SHANK; DISTANCE FROM HEAD TO BEGINNING OF INJECTION PORT 0.130 IN. LG. | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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