NSN 5305-00-211-9249

Part Details | CLOSE TOLERANCE SCREW

5305-00-211-9249 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: HT817169, HT8171-6-9, HT8171H69, HT8171H6-9, GB510BC69, GB510BC6-9, 106706H69, 106706H6-9, 106706H69, 106706H6-9, 5305-00-211-9249, 00-211-9249, 5305002119249, 002119249

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 09, 197300-211-924929294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-211-9249
Part Number Cage Code Manufacturer
HT8171-6-992215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT8171H6-992215ARCONIC GLOBAL FASTENERS & RINGS,INC.
GB510BC6-926512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
106706H6-950392SPS TECHNOLOGIES INC
106706H6-956878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5305-00-211-9249
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.534 INCHES MINIMUM AND 0.601 INCHES MAXIMUM
FASTENER LENGTH1.106 INCHES MINIMUM AND 1.153 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.698 INCHES MINIMUM AND 0.762 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
GRIP DIAMETER0.3733 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM