NSN 5305-00-004-5165

Part Details | CLOSE TOLERANCE SCREW

5305-00-004-5165 A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (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. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Alternate Parts: 51B2238, 51B223-8, 51B2238, 51B223-8, 51B2238, 51B223-8, 51B2238, 51B223-8, 51B2238, 51B223-8, 51B2238, 51B223-8, 51B2238, 51B223-8, 51B2238, 51B223-8, 51B2238, 51B223-8, 5305-00-004-5165, 00-004-5165, 5305000045165, 000045165

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 07, 197200-004-516529294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-00-004-5165
Part Number Cage Code Manufacturer
51B223-892215ARCONIC GLOBAL FASTENERS & RINGS,INC.
51B223-806950ARCONIC GLOBAL FASTENERS & RINGS,INC.
51B223-873197HI-SHEAR CORPORATION
51B223-8L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
51B223-876823NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
51B223-80JRC1NORTHROP GRUMMAN TECHNICAL SERVICES,INC.
51B223-880539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
51B223-806725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
51B223-827624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
Technical Data | NSN 5305-00-004-5165
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.375 INCHES MINIMUM
FASTENER LENGTH0.860 INCHES MINIMUM AND 0.907 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.568 INCHES MINIMUM AND 0.593 INCHES MAXIMUM
HEAD HEIGHT0.162 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
GRIP DIAMETER0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA76823-51B223 MANUFACTURERS STANDARD