1560-01-497-0840 COVER ASSEMBLY,AIRC Index 5305-01-497-0842 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-497-0841

Federal Supply Class:
5305

National Item Identification Number:
014970841

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:
11825C3-12A59563REID PRODUCTS INC.
11825D3-12A59563REID PRODUCTS INC.
3M1170C3-12A06710VALLEY-TODECO, INC.
3M1170C3-12A0K6Z0SATURN FASTENERS INC
11845C3-12A59563REID PRODUCTS INC.
11845D3-12A59563REID PRODUCTS INC.
3M1170D3-12A06710VALLEY-TODECO, INC.
3M1170D3-12A0K6Z0SATURN FASTENERS INC
3M1170D3-12A0ZC92HEARTLAND PRECISION FASTENERS INC
3M1170C3-12A0ZC92HEARTLAND PRECISION FASTENERS INC
3M1170C3-12A1VSL7HOUSTON PRECISION FASTENERS I LP
3M1170D3-12A1VSL7HOUSTON PRECISION FASTENERS I LP
3M1170C3-12A58998FASTENER INNOVATION TECHNOLOGY, INC.
3M1170C3-12A76301THE BOEING COMPANY
TX1027C3-12A06725SPS TECHNOLOGIES, LLC
TX1027D3-12A06725SPS TECHNOLOGIES, LLC
TX1027D3-12A06950HOWMET GLOBAL FASTENING SYSTEMS INC
TX1027C3-12A06950HOWMET GLOBAL FASTENING SYSTEMS INC
TX1027C3-12A0PTK6SPS TECHNOLOGIES INC
GS1014C3-12A1EM77B & B SPECIALTIES INC
GS1014D3-12A1EM77B & B SPECIALTIES INC
TX1027C3-12A27624SPS TECHNOLOGIES LLC
TX1027C3-12A56878SPS TECHNOLOGIES, LLC
3M1170D3-12A58998FASTENER INNOVATION TECHNOLOGY, INC.
TX1027C3-12A73197HI-SHEAR CORPORATION
3M1170D3-12A76301THE BOEING COMPANY
TX1027C3-12A80539SPS TECHNOLOGIES, LLC
TX1027C3-12A92215HOWMET GLOBAL FASTENING SYSTEMS INC
TX1027C3-12AC4293ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH
TX1027C3-12AL4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
TX1027D3-12A0PTK6SPS TECHNOLOGIES INC
TX1027D3-12A17446HUCK INTERNATIONAL, INC
TX1027D3-12A27624SPS TECHNOLOGIES LLC
TX1027D3-12A56878SPS TECHNOLOGIES, LLC
WC1170C3-12A60516WEST COAST AEROSPACE, INC.
WC1170D3-12A60516WEST COAST AEROSPACE, INC.
TX1027D3-12A73197HI-SHEAR CORPORATION
TX1027D3-12A80539SPS TECHNOLOGIES, LLC
TX1027D3-12A92215HOWMET GLOBAL FASTENING SYSTEMS INC
TX1027D3-12AC4293ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.080 INCHES MINIMUM AND 1.110 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
GRIP LENGTH0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
HEAD DIAMETER0.265 INCHES MINIMUM AND 0.272 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLETORX
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,100 DEGREES REDUCED HEAD,GEAR DRIVE RECESS,PH13-8MO (125 KSI SHEAR),INCONEL 718 (125 KSI SHEAR),6AL-4V TITANIUM (95 KSI SHEAR)
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 718 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SPLINE MAJOR DIAMETER0.1540 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM
SPLINE MINOR DIAMETER0.1105 INCHES MINIMUM AND 0.1125 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.345 INCHES NOMINAL
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH32


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