NSN 5305-01-125-1205

Part Details | CLOSE TOLERANCE SCREW

5305-01-125-1205 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: LS15266V419, LS15266V4-19, LS15266V419, LS15266V4-19, LS15266V419, LS15266V4-19, LS15266, LS15266V419, LS15266V4-19, LS15266V419, LS15266V4-19, LS15266V419, LS15266V4-19, LS15266V419, LS15266V4-19, LS15266V419, LS15266V4-19, 5305-01-125-1205, 01-125-1205, 5305011251205, 011251205

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 22, 198201-125-120529294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-125-1205
Part Number Cage Code Manufacturer
LS15266V4-1906950ARCONIC GLOBAL FASTENERS & RINGS,INC.
LS15266V4-1992215ARCONIC GLOBAL FASTENERS & RINGS,INC.
LS15266V4-1917446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
LS1526636659LOCKHEED MARTIN CORPLOCKHEED MARTIN AERONAUTICAL SYSTEMS
LS15266V4-1998897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
LS15266V4-1956878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
LS15266V4-1906725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
LS15266V4-1927624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
LS15266V4-1906710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5305-01-125-1205
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.291 INCHES MINIMUM AND 0.341 INCHES MAXIMUM
FASTENER LENGTH1.489 INCHES MINIMUM AND 1.519 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.449 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 LENGTH1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM
GRIP DIAMETER0.2481 INCHES MINIMUM AND 0.2487 INCHES MAXIMUM