5305-01-476-9187 SCREW,CLOSE TOLERANCE Index 5305-01-476-9189 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-476-9188

Federal Supply Class:
5305

National Item Identification Number:
014769188

Description:
SCREW,CLOSE TOLERANCE

Detail:
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.


Manufacturer Information:
11827C4-10A59563REID PRODUCTS INC.
11827D4-10A59563REID PRODUCTS INC.
3M1169C4-10A007R1TWIST TITE MFG, INC
3M1169C4-10A0ZC92HEARTLAND PRECISION FASTENERS INC
3M1169C4-10A58998FASTENER INNOVATION TECHNOLOGY, INC.
3M1169C4-10A76301THE BOEING COMPANY
GS1006C4-10A1EM77B & B SPECIALTIES INC
WC1169C4-10A60516WEST COAST AEROSPACE, INC.
3M1169D4-10A76301THE BOEING COMPANY


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
CRITICALITY CODE JUSTIFICATIONAGAV
FASTENER LENGTH1.035 INCHES MINIMUM AND 1.065 INCHES MAXIMUM
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
GRIP LENGTH0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
HEAD DIAMETER0.4970 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLETORX
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,100 DEGREE TENSION HEAD,GEAR DRIVE RECESS-PH13-8MO (125 KSI SHEAR),INCONEL 718 (125 KSI SHEAR), 6AL-4V TITANIUM (95 LSI SHEAR
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 718 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SPECIAL FEATURES125 KSI ULTIMATE SHEAR STRENGTH
SPLINE MAJOR DIAMETER0.2195 INCHES MINIMUM AND 0.2225 INCHES MAXIMUM
SPLINE MINOR DIAMETER0.1570 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.425 INCHES NOMINAL
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH28


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