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National Stock Number:
5305-01-183-6985
Federal Supply Class:
5305
National Item Identification Number:
011836985
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:
| 11885-4-5/11885-3L5 | 59563 | REID PRODUCTS INC. | | 11885-4L5 | 59563 | REID PRODUCTS INC. | | 3M927-4L5 | 007R1 | TWIST TITE MFG, INC | | 3M927-415 | 4WL75 | CAMCAR LLC DIV CAMCAR LLC | | 3M927-415 | 59563 | REID PRODUCTS INC. | | 3M927-4-5 | 76301 | THE BOEING COMPANY | | 3M927-4L5 | 06710 | VALLEY-TODECO, INC. | | 3M927-4L5 | 06725 | SPS TECHNOLOGIES, LLC | | 3M927-4L5 | 0K6Z0 | SATURN FASTENERS INC | | 3M927-4L5 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M927-4L5 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | 3M927-4L5 | 27624 | SPS TECHNOLOGIES LLC | | 3M927-4L5 | 4WL75 | CAMCAR LLC DIV CAMCAR LLC | | 3M927-4L5 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | HT4069-4-5A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4069-4-5A | 17446 | HUCK INTERNATIONAL, INC | | HT4069-4-5A | 56878 | SPS TECHNOLOGIES, LLC | | HT4069-4-5 | 56878 | SPS TECHNOLOGIES, LLC | | WC4069-4-5 | 60516 | WEST COAST AEROSPACE, INC. | | HT4069-4-5 | 73197 | HI-SHEAR CORPORATION | | HT4069-4-5A | 73197 | HI-SHEAR CORPORATION | | 3M927-4L5 | 76301 | THE BOEING COMPANY | | HT4069-4-5 | 80539 | SPS TECHNOLOGIES, LLC | | HT4069-4-5A | 80539 | SPS TECHNOLOGIES, LLC | | HT4069-4-5A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4069-4-5 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4069-4-5 | 97928 | HUCK INTL INC | | HT4069-4-5A | 97928 | HUCK INTL INC | | HT4069-4-5A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | 3M927-4L5 | 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 | 0.766 INCHES MINIMUM AND 0.796 INCHES MAXIMUM | | GRIP LENGTH | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM | | HEAD DIAMETER | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM | | HEAD STYLE | OVAL COUNTERSUNK | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488,TY 2,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM AND CHROMATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNJF |
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