5305-01-010-9937 THUMBSCREW Index 5306-01-010-9939 BOLT,SHEAR

National Stock Number:
5306-01-010-9938

Federal Supply Class:
5306

National Item Identification Number:
010109938

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.


Manufacturer Information:
74328-5D2556878SPS TECHNOLOGIES, LLC
74328-5D2580539SPS TECHNOLOGIES, LLC
AIC752-5D2506725SPS TECHNOLOGIES, LLC
BM3326-5D2517446HUCK INTERNATIONAL, INC
BM3326-5D2597928HUCK INTL INC
GS1030-5D251EM77B & B SPECIALTIES INC
MB84-5D2573197HI-SHEAR CORPORATION
MB84-5D25L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
S11-1059-5D2557928SONIC INDUSTRIES, INC.
S371-5D2597928HUCK INTL INC
SLB253-5D2516258SPACE-LOK, INC.
ST3M571-5D25007R1TWIST TITE MFG, INC
ST3M571-5D250ZC92HEARTLAND PRECISION FASTENERS INC
ST3M571-5D251EM77B & B SPECIALTIES INC
ST3M571-5D251VSL7HOUSTON PRECISION FASTENERS I LP
ST3M571-5D2527624SPS TECHNOLOGIES LLC
ST3M571-5D2558998FASTENER INNOVATION TECHNOLOGY, INC.
ST3M571-5D2559563REID PRODUCTS INC.
ST3M571-5D2576301THE BOEING COMPANY
VAL23033-5D2506710VALLEY-TODECO, INC.
VS3060-5D2506950HOWMET GLOBAL FASTENING SYSTEMS INC
VS3060-5D2592215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.890 INCHES MINIMUM AND 1.930 INCHES MAXIMUM FIRST HOLE
EXTENDED WASHER DIAMETER0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM
FASTENER LENGTH2.098 INCHES MINIMUM AND 2.128 INCHES MAXIMUM
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
GRIP LENGTH1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM
HEAD HEIGHT0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-13 OVERALL
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.312 INCHES
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH24


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