5305-01-283-6663 SCREW,CAP,SOCKET HEAD Index 5305-01-283-6665 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-01-283-6664

Federal Supply Class:
5306

National Item Identification Number:
012836664

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:
74597-M8125-1556878SPS TECHNOLOGIES, LLC
74597-M8125-1580539SPS TECHNOLOGIES, LLC
BACB30SX8-1517446HUCK INTERNATIONAL, INC
BACB30SX8-1517943FEDERAL MANUFACTURING CORP
BACB30SX8-1527624SPS TECHNOLOGIES LLC
BACB30SX8-1581205THE BOEING COMPANY
VS3078-8-1592215HOWMET GLOBAL FASTENING SYSTEMS INC
BACB30SX8-1597928HUCK INTL INC


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH32.75 MILLIMETERS MINIMUM AND 33.25 MILLIMETERS MAXIMUM
GRIP DIAMETER7.985 MILLIMETERS MINIMUM AND 8.000 MILLIMETERS MAXIMUM
GRIP LENGTH14.75 MILLIMETERS MINIMUM AND 15.25 MILLIMETERS MAXIMUM
HEAD HEIGHT5.35 MILLIMETERS MINIMUM AND 5.65 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
MINIMUM TENSILE STRENGTH1100 MEGAPASCALS
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
WIDTH BETWEEN FLATS12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH17.5 MILLIMETERS MINIMUM AND 18.5 MILLIMETERS MAXIMUM
THREAD PITCH IN MILLIMETERS1.25
THREAD SERIES DESIGNATORM


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