NSN 5305-01-249-0460

Part Details | CLOSE TOLERANCE SCREW

5305-01-249-0460 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: SC177932, SC1779-3-2, HR20432, HR204-3-2, HR20432, HR204-3-2, GB510FG32, GB510FG3-2, GB510CE32, GB510CE3-2, 106706T32, 106706T-3-2, PBF120232, PBF1202-3-2, GB510FG32, GB510FG3-2, 5305-01-249-0460, 01-249-0460, 5305012490460, 012490460

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 05, 198701-249-046029294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-249-0460
Part Number Cage Code Manufacturer
SC1779-3-206950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HR204-3-273197HI-SHEAR CORPORATION
HR204-3-2L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
GB510FG3-226512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
GB510CE3-226512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
106706T-3-280539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
PBF1202-3-227624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
GB510FG3-206710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5305-01-249-0460
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.225 INCHES MINIMUM AND 0.292 INCHES MAXIMUM
FASTENER LENGTH0.443 INCHES MINIMUM AND 0.490 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.339 INCHES MINIMUM AND 0.381 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
SPECIAL FEATURESINTERNAL DRIVE RIBBED