NSN 5305-01-314-5483

Part Details | CLOSE TOLERANCE SCREW

5305-01-314-5483 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: SCD1825512, SCD1825-5-12, HR207512, HR207-5-12, HR207512, HR207-5-12, GB510CB512, GB510CB5-12, 121825512, 121825-5-12, PBF1211512F, PBF1211-5-12F, 5305-01-314-5483, 01-314-5483, 5305013145483, 013145483

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 01, 199001-314-548329294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

CROSS RECESS TYPE II

Cross Reference | NSN 5305-01-314-5483
Part Number Cage Code Manufacturer
SCD1825-5-1206950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HR207-5-1273197HI-SHEAR CORPORATION
HR207-5-12L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
GB510CB5-1226512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
121825-5-1280539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
PBF1211-5-12F27624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
Technical Data | NSN 5305-01-314-5483
Characteristic Specifications
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
FASTENER LENGTH1.203 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.429 INCHES MINIMUM AND 0.479 INCHES MAXIMUM
COUNTERSINK ANGLE90.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE5 CROSS RECESS TYPE II
GRIP LENGTH0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
GRIP DIAMETER0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT