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National Stock Number:
5305-01-133-1067
Federal Supply Class:
5305
National Item Identification Number:
011331067
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:
| 10115339 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 11909V5L6-1 | 59563 | REID PRODUCTS INC. | | HT4028L5-6 | 06725 | SPS TECHNOLOGIES, LLC | | HT4028L5-6 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4028L5-6 | 17446 | HUCK INTERNATIONAL, INC | | HT4028L5-6 | 27624 | SPS TECHNOLOGIES LLC | | ST3M466V5L6-1 | 0K6Z0 | SATURN FASTENERS INC | | HT4028L5-6 | 56878 | SPS TECHNOLOGIES, LLC | | HT4028L5-6 | 73197 | HI-SHEAR CORPORATION | | HT4028L5-6 | 80539 | SPS TECHNOLOGIES, LLC | | HT4028L5-6 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4028L5-6 | 97928 | HUCK INTL INC | | HT4028L5-6 | K5673 | SPS TECHNOLOGIES LTD TJ BROOKS DIVISION | | HT4028L5-6 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | ST3M466V5L6-1 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | ST3M466V5L6-1 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | ST3M466V5L6-1 | 4WL75 | CAMCAR LLC DIV CAMCAR LLC | | ST3M466V5L6-1 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | ST3M466V5L6-1 | 60516 | WEST COAST AEROSPACE, INC. | | WC4028L5-6 | 60516 | WEST COAST AEROSPACE, INC. | | ST3M466V5L6-1 | 76301 | THE BOEING COMPANY | | ST3M466V5L6-1 | K8753 | LINREAD NORTHBRIDGE AIRCRAFT PRODUCT DIVISION |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.891 INCHES MINIMUM AND 0.921 INCHES MAXIMUM | | GRIP DIAMETER | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM | | GRIP LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD DIAMETER | 0.469 INCHES MINIMUM AND 0.474 INCHES MAXIMUM | | HEAD STYLE | OVAL COUNTERSUNK | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SURFACE FINISH | 32.0 MICROINCHES GRIP | | SURFACE FINISH | 32.0 MICROINCHES THREADS | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.506 INCHES MINIMUM AND 0.556 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF |
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