NSN 5305-01-054-6249

Part Details | CLOSE TOLERANCE SCREW

5305-01-054-6249 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: VT1696723, VT1696-7-23, VT1696723, VT1696-7-23, SC1776723, SC1776-7-23, C9535723, C9535-7-23, 121754723, 121754-7-23, 121754723, 121754-7-23, C9535723, C9535-7-23, AIC9535723, AIC9535-7-23, PBF1198723, PBF1198-7-23, C9535723, C9535-7-23, 5305-01-054-6249, 01-054-6249, 5305010546249, 010546249

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 23, 197801-054-624929294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-054-6249
Part Number Cage Code Manufacturer
VT1696-7-2392215ARCONIC GLOBAL FASTENERS & RINGS,INC.
VT1696-7-2306950ARCONIC GLOBAL FASTENERS & RINGS,INC.
SC1776-7-2306950ARCONIC GLOBAL FASTENERS & RINGS,INC.
C9535-7-2381755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
121754-7-2356878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
121754-7-2380539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
C9535-7-2306725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
AIC9535-7-2306725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
PBF1198-7-2327624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
C9535-7-2327624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
Technical Data | NSN 5305-01-054-6249
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.668 INCHES MINIMUM AND 0.698 INCHES MAXIMUM
FASTENER LENGTH2.121 INCHES NOMINAL
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD HEIGHT0.112 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM
GRIP DIAMETER0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
SPECIAL FEATURESCONICAL BEARING SURFACE OF HEAD 99.0 DEGREE TO 101.0 DEGREE INCLUDED ANGLE 0.077 IN. LONG