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National Stock Number:
5305-01-439-4807
Federal Supply Class:
5305
National Item Identification Number:
014394807
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:
| 10113816 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 11825D3-3AF | 59563 | REID PRODUCTS INC. | | 3M1170C3-3AF | 06710 | VALLEY-TODECO, INC. | | 3M1170C3-3AF | 17446 | HUCK INTERNATIONAL, INC | | 3M1170C3-3AF | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | 11845D3-3AF | 59563 | REID PRODUCTS INC. | | 3M1170D3-3AF | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M1170D3-3AF | 27624 | SPS TECHNOLOGIES LLC | | 3M1170C3-3AF | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 3M1170C3-3AF | 59563 | REID PRODUCTS INC. | | 3M1170D3-3AF | 76301 | THE BOEING COMPANY | | 75305LLAZZW440 | 80132 | NAVAL INVENTORY CONTROL POINT | | 3M1170C3-3AF | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3M1170D3-3AF | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | TX1027D3-3AF | 06725 | SPS TECHNOLOGIES, LLC | | TX1027D3-3AF | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX1027D3-3AF | 0PTK6 | SPS TECHNOLOGIES INC | | HP1170D3-3F | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | GS1014C3-3AF | 1EM77 | B & B SPECIALTIES INC | | TX1027D3-3AF | 27624 | SPS TECHNOLOGIES LLC | | TX1027D3-3AF | 56878 | SPS TECHNOLOGIES, LLC | | WC1170C3-3AF | 60516 | WEST COAST AEROSPACE, INC. | | TX1027D3-3AF | 73197 | HI-SHEAR CORPORATION | | TX1027D3-3AF | 80539 | SPS TECHNOLOGIES, LLC | | TX1027D3-3AF | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX1027D3-3AF | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | TX1027D3-3AF | 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 | 0.532 INCHES NOMINAL | | MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MCD23M112,CAGE76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488,TY2,CLASS C MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.265 INCHES MINIMUM AND | | 0.272 INCHES MAXIMUM | | HEAD HEIGHT | 0.046 INCHES NOMINAL | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE IA | | GRIP LENGTH | 0.187 INCHES NOMINAL | | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND | | 0.1895 INCHES MAXIMUM |
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