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National Stock Number:
5305-01-514-3443
Federal Supply Class:
5305
National Item Identification Number:
015143443
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.
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Manufacturer Information:
| 11853C6D16-6A | 59563 | REID PRODUCTS INC. | | 11853D6D16-6A | 59563 | REID PRODUCTS INC. | | TX0124C6D16-6A | 06725 | SPS TECHNOLOGIES, LLC | | HP1262D6D16-6 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M1262C6D16-6A | 76301 | THE BOEING COMPANY | | 3M1262D6D16-6A | 76301 | THE BOEING COMPANY | | TX1024C6D16-6A | 06710 | VALLEY-TODECO, INC. | | TX1024C6D16-6A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX0124C6D16-6A | 0K6Z0 | SATURN FASTENERS INC | | TX1024C6D16-6A | 0PTK6 | SPS TECHNOLOGIES INC | | TX1024C6D16-6A | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | TX1024C6D16-6A | 17446 | HUCK INTERNATIONAL, INC | | TX0124C6D16-6A | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | TX0124C6D16-6A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | TX1024D6D16-6A | 06725 | SPS TECHNOLOGIES, LLC | | TX1024D6D16-6A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX1024D6D16-6A | 0PTK6 | SPS TECHNOLOGIES INC | | TX1024C6D16-6A | 1EM77 | B & B SPECIALTIES INC | | TX1024C6D16-6A | 27624 | SPS TECHNOLOGIES LLC | | TX1024D6D16-6A | 27624 | SPS TECHNOLOGIES LLC | | TX1024C6D16-6A | 4WL75 | CAMCAR LLC DIV CAMCAR LLC | | TX1024C6D16-6A | 56878 | SPS TECHNOLOGIES, LLC | | TX1024D6D16-6A | 56878 | SPS TECHNOLOGIES, LLC | | TX1024D6D16-6A | 73197 | HI-SHEAR CORPORATION | | TX1024C6D16-6A | 73197 | HI-SHEAR CORPORATION | | TX1024C6D16-6A | 80539 | SPS TECHNOLOGIES, LLC | | TX1024D6D16-6A | 80539 | SPS TECHNOLOGIES, LLC | | TX1024C6D16-6A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX1024C6D16-6A | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | TX1024C6D16-6A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | WC1262C6D16-6A | 60516 | WEST COAST AEROSPACE, INC. | | TX1024D6D16-6A | 80593 | H KRAMER & CO. | | TX1024D6D16-6A | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.260 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 1.375 INCHES NOMINAL | | GRIP LENGTH | 1.000 INCHES NOMINAL | | GRIP DIAMETER | 0.374 INCHES NOMINAL | | HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORX | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 100 DEGREE REDUCED HEARD, GEAR DRIVE RECESS-SPECIAL THREAD LENGTH, INCONEL 718 (125 KSI SHEAR) | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES NOMINAL FIRST HOLE | | SPLINE MAJOR DIAMETER | 0.221 INCHES NOMINAL | | SPECIAL FEATURES | REDEFINED HEAD GEOMETRY | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.375 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 24 |
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