5305-01-011-4036 THUMBSCREW Index 5306-01-011-4038 BOLT,SHEAR

National Stock Number:
5306-01-011-4037

Federal Supply Class:
5306

National Item Identification Number:
010114037

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:
74328-4H556878SPS TECHNOLOGIES, LLC
74328-4H580539SPS TECHNOLOGIES, LLC
AIC752-4H506725SPS TECHNOLOGIES, LLC
BM3326-4H517446HUCK INTERNATIONAL, INC
BM3326-4H597928HUCK INTL INC
GS1030-4H51EM77B & B SPECIALTIES INC
MB84-4H573197HI-SHEAR CORPORATION
MB84-4H5L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
PBF23T4PH527624SPS TECHNOLOGIES LLC
S11-1059-4H557928SONIC INDUSTRIES, INC.
S371-4H517446HUCK INTERNATIONAL, INC
S371-4H597928HUCK INTL INC
ST3M571-4H50ZC92HEARTLAND PRECISION FASTENERS INC
ST3M571-4H527624SPS TECHNOLOGIES LLC
ST3M571-4H576301THE BOEING COMPANY
VAL23033-4H506710VALLEY-TODECO, INC.
VS3060-4H1506950HOWMET GLOBAL FASTENING SYSTEMS INC
VS3060-4H506950HOWMET GLOBAL FASTENING SYSTEMS INC
VS3060-4H592215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
EXTENDED WASHER DIAMETER0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.059 INCHES MINIMUM AND 0.079 INCHES MAXIMUM
FASTENER LENGTH0.765 INCHES MINIMUM AND 0.795 INCHES MAXIMUM
GRIP DIAMETER0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
GRIP LENGTH0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
HEAD HEIGHT0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON W/HOLE
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE DIAMETER0.037 INCHES NOMINAL
HOLE QUANTITY2
HOLE TYPEDRILLED
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 DIAMETER0.250 INCHES
WIDTH BETWEEN FLATS0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.443 INCHES MINIMUM AND 0.493 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH28


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