NSN 5305-01-059-4881

Part Details | CLOSE TOLERANCE SCREW

5305-01-059-4881 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: VT1693F516, VT1693F5-16, VT1693F516, VT1693F5-16, C7984516, C7984-5-16, VT1693F516, VT1693F5-16, H044516, H044-5-16, C7984516, C7984-5-16, 1215575A16P, 121557-5-A16P, 1215575A16P, 121557-5-A16P, AIC984516P, AIC984-5-16P, AIC984516, AIC984-5-16, PBF1165516, PBF1165-5-16, 5305-01-059-4881, 01-059-4881, 5305010594881, 010594881

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 12, 197801-059-488129294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-059-4881
Part Number Cage Code Manufacturer
VT1693F5-1692215ARCONIC GLOBAL FASTENERS & RINGS,INC.
VT1693F5-1606950ARCONIC GLOBAL FASTENERS & RINGS,INC.
C7984-5-1606950ARCONIC GLOBAL FASTENERS & RINGS,INC.
VT1693F5-1617446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
H044-5-1617446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
C7984-5-1681755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
121557-5-A16P56878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
121557-5-A16P80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
AIC984-5-16P06725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
AIC984-5-1606725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
PBF1165-5-1627624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
Technical Data | NSN 5305-01-059-4881
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.413 INCHES MINIMUM AND 0.463 INCHES MAXIMUM
FASTENER LENGTH1.423 INCHES MINIMUM AND 1.453 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.573 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
GRIP DIAMETER0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM