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National Stock Number:
5305-01-502-4793
Federal Supply Class:
5305
National Item Identification Number:
015024793
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:
| 11827C3-8A | 59563 | REID PRODUCTS INC. | | 3M1169C3-8A | 007R1 | TWIST TITE MFG, INC | | 3M1169C3-8A | 06710 | VALLEY-TODECO, INC. | | 3M1169C3-8A | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M1169C3-8A | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | 3M1169C3-8A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | TX1026C3-8A | 06725 | SPS TECHNOLOGIES, LLC | | TX1026C3-8A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX1026C3-8A | 0PTK6 | SPS TECHNOLOGIES INC | | TX1026C3-8A | 17446 | HUCK INTERNATIONAL, INC | | GS1006C3-8A | 1EM77 | B & B SPECIALTIES INC | | TX1026C3-8A | 27624 | SPS TECHNOLOGIES LLC | | TX1026C3-8A | 56878 | SPS TECHNOLOGIES, LLC | | 3M1169C3-8A | 76301 | THE BOEING COMPANY | | WC1169C3-8A | 60516 | WEST COAST AEROSPACE, INC. | | TX1026C3-8A | 73197 | HI-SHEAR CORPORATION | | TX1026C3-8A | 80539 | SPS TECHNOLOGIES, LLC | | TX1026C3-8A | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | TX1026C3-8A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.345 INCHES NOMINAL | | FASTENER LENGTH | 0.830 INCHES MINIMUM AND | | 0.860 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY 718 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.3729 INCHES MINIMUM AND | | 0.3813 INCHES MAXIMUM | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | TORX | | SPLINE MINOR DIAMETER | 0.1105 INCHES MINIMUM AND | | 0.1125 INCHES MAXIMUM | | SPLINE MAJOR DIAMETER | 0.1540 INCHES MINIMUM AND | | 0.1560 INCHES MAXIMUM | | GRIP LENGTH | 0.490 INCHES MINIMUM AND | | 0.510 INCHES MAXIMUM | | GRIP DIAMETER | 0.1890 INCHES MINIMUM AND | | 0.1895 INCHES MAXIMUM | | POINT STYLE | FLAT | | SPECIAL FEATURES | 125 KSI SHEAR STRENGTH | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 100 DEGREE TENSION HEAD, GEAR DRIVE RECESS |
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