NSN 5306-01-218-7521

Part Details | SHEAR BOLT

5306-01-218-7521 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.

Alternate Parts: VS3244F8D50, VS3244F-8D50, GB511EB8D50, GB511EB-8D50, BM17035850, BM17035-8-50, H408F8D50, GB511EB8D50, GB511EB-8D50, H408F8D50, GB511EB8D50, GB511EB-8D50, BM17035850, BM17035-8-50, GB511EB8D50, GB511EB-8D50, 79894D850, 79894D8-50, GB511EB8D50, GB511EB-8D50, AIC5588D50, AIC558-8D50, GB511EB8D50, GB511EB-8D50, PBF12908D50, PBF1290-8D50, GB511EB8D50, GB511EB-8D50, VCD004850FS, VCD004-8-50FS, VCD0004850FS, VCD0004-8-50FS, GB511EB8D50, GB511EB-8D50, 5306-01-218-7521, 01-218-7521, 5306012187521, 012187521

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 18, 198501-218-752115903 ( BOLT, SHEAR )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

Cross Reference | NSN 5306-01-218-7521
Part Number Cage Code Manufacturer
VS3244F-8D5092215ARCONIC GLOBAL FASTENERS & RINGS,INC.
GB511EB-8D5092215ARCONIC GLOBAL FASTENERS & RINGS,INC.
BM17035-8-5017446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
H408F8D5017446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
GB511EB-8D5017446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
H408F8D5097928HUCK INTL INC
GB511EB-8D5097928HUCK INTL INC
BM17035-8-5097928HUCK INTL INC
GB511EB-8D5026512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
79894D8-5056878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
GB511EB-8D5056878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
AIC558-8D5006725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
GB511EB-8D5006725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
PBF1290-8D5027624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
GB511EB-8D5027624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
VCD004-8-50FS06710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
VCD0004-8-50FS06710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
GB511EB-8D5006710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5306-01-218-7521
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.617 INCHES MINIMUM AND 0.664 INCHES MAXIMUM
FASTENER LENGTH3.742 INCHES MINIMUM AND 3.789 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE DOUBLE HEXAGON
HEAD HEIGHT0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM
GRIP LENGTH3.125 INCHES NOMINAL
GRIP DIAMETER0.4982 INCHES MINIMUM AND 0.4991 INCHES MAXIMUM