NSN 5306-01-080-4943

Part Details | MACHINE BOLT

5306-01-080-4943 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

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Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 27, 197901-080-494301847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

HEXAGON FLATS

Cross Reference | NSN 5306-01-080-4943
Part Number Cage Code Manufacturer
NAS1004-38H28977ACCURATE PRESCISION FASTENER CORP.
NAS1004-38H08938AIR INDUSTRIES CO INC
NAS1004-38H50568APCOM INC
NAS1004-38H92215ARCONIC GLOBAL FASTENERS & RINGS,INC.
NAS1004-38H71563COLLINS ENGINEERING CORP
NAS1004-38H82172DURHAM AIRCRAFT SERVICE INC
NAS1004-38H30902F AND C SALES INC
NAS1004-38H58998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
NAS1004-38H73197HI-SHEAR CORPORATION
NAS1004-38H17446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
NAS1004-38H97928HUCK INTL INC
NAS1004-38H04348LAWRENCE ENGINEERING AND SUPPLY INC
NAS1004-38HL4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
NAS1004-38H80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
NAS1004-38H07851NOR-CAL SUPPLY CO.INC.
NAS1004-38H53606PLASTIC AND METAL PRODUCTSCORPORATION
NAS1004-38H30485QUALIFIED AIR COMPONENTS INC.
NAS1004-38H56878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
NAS1004-38H80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5306-01-080-4943
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.514 INCHES MINIMUM AND 0.574 INCHES MAXIMUM
FASTENER LENGTH2.904 INCHES MINIMUM AND 2.934 INCHES MAXIMUM
HEAD HEIGHT0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
HOLE CONFIGURATION STYLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM
GRIP LENGTH2.360 INCHES MINIMUM AND 2.390 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD
SPECIFICATION/STANDARD DATA80205-NAS1004 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD