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National Stock Number:
5305-01-379-9749
Federal Supply Class:
5305
National Item Identification Number:
013799749
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:
| 11885-3L7 | 59563 | REID PRODUCTS INC. | | 3M927-3L7 | 007R1 | TWIST TITE MFG, INC | | 3M927-3L7 | 06710 | VALLEY-TODECO, INC. | | 3M927-3L7 | 06725 | SPS TECHNOLOGIES, LLC | | 3M927-3L7 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3M927-3L7 | 0K6Z0 | SATURN FASTENERS INC | | 3M927-3L7 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M927-3L7 | 17446 | HUCK INTERNATIONAL, INC | | 3M927-3L7 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | 3M927-3L7 | 27624 | SPS TECHNOLOGIES LLC | | 3M927-3L7 | 4WL75 | CAMCAR LLC DIV CAMCAR LLC | | 3M927-3L7 | 56878 | SPS TECHNOLOGIES, LLC | | 3M927-3L7 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 3M927-3L7 | 59563 | REID PRODUCTS INC. | | HT4069-3-7A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4069-3-7A | 56878 | SPS TECHNOLOGIES, LLC | | 3M927-3L7 | 60516 | WEST COAST AEROSPACE, INC. | | WC4069-3-7 | 60516 | WEST COAST AEROSPACE, INC. | | HT4069-3-7A | 73197 | HI-SHEAR CORPORATION | | 3M927-3L7 | 76301 | THE BOEING COMPANY | | HT4069-3-7A | 80539 | SPS TECHNOLOGIES, LLC | | HT4069-3-7A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | 3M927-3L7 | U6683 | LINREAD LTD DBA LINREAD NORTHBRIDGE |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.829 INCHES MINIMUM AND 0.859 INCHES MAXIMUM | | FEATURES PROVIDED | CETYL ALCOHOL LUBRICANT | | GRIP LENGTH | 0.623 INCHES NOMINAL | | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM | | HEAD DIAMETER | 0.297 INCHES MINIMUM AND 0.302 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SURFACE TREATMENT | ALUMINUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.406 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 32 |
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