NSN 5305-01-082-9291

Part Details | CLOSE TOLERANCE SCREW

5305-01-082-9291 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: SC22194304, SC2219-4-304, 965809304C, 965809-304C, 965809304C, 965809-304C, 106620304, 106620-304, AIC1184304, AIC1184-304, CA1184304, CA1184-304, 5305-01-082-9291, 01-082-9291, 5305010829291, 010829291

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 13, 197901-082-929129294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-082-9291
Part Number Cage Code Manufacturer
SC2219-4-30406950ARCONIC GLOBAL FASTENERS & RINGS,INC.
965809-304C82577RAYTHEON COMPANYDBA RAYTHEON
965809-304C56878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
106620-30480539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
AIC1184-30406725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
CA1184-30493907TEXTRON FASTENING SYSTEMSDBA DECORAH OPERATIONS TFS
Technical Data | NSN 5305-01-082-9291
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.425 INCHES NOMINAL
FASTENER LENGTH0.660 INCHES MINIMUM AND 0.690 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT0.133 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM