NSN 5305-01-182-7674

Part Details | CLOSE TOLERANCE SCREW

5305-01-182-7674 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: VT1693F425, VT1693F4-25, VT1693F425, VT1693F4-25, C7984425, C7984-4-25, C7984425, C7984-4-25, 1215574A25P, 121557-4-A25P, AIC984425P, AIC984-4-25P, AIC984425, AIC984-4-25, PBF1165425, PBF1165-4-25, 5305-01-182-7674, 01-182-7674, 5305011827674, 011827674

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 27, 198401-182-767429294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-182-7674
Part Number Cage Code Manufacturer
VT1693F4-2592215ARCONIC GLOBAL FASTENERS & RINGS,INC.
VT1693F4-2506950ARCONIC GLOBAL FASTENERS & RINGS,INC.
C7984-4-2581755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
C7984-4-2556878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
121557-4-A25P80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
AIC984-4-25P06725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
AIC984-4-2506725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
PBF1165-4-2527624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
Technical Data | NSN 5305-01-182-7674
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.345 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
FASTENER LENGTH1.917 INCHES MINIMUM AND 1.947 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.447 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM