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National Stock Number:
5305-00-824-2465
Federal Supply Class:
5305
National Item Identification Number:
008242465
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:
| 3MA333CFA6 | 06065 | NEWPORT AERONAUTICAL SALES | | 3MA333CFA6 | 06725 | SPS TECHNOLOGIES, LLC | | 3MA333CFA6 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3MA333CFA6 | 17446 | HUCK INTERNATIONAL, INC | | 3MA333CFA6 | 1DN91 | STANDARD AERO PARTS, INC | | 3MA333CFA6 | 1RGZ2 | T.A.P. TOOL INC. | | 3MA333FA6 | 06725 | SPS TECHNOLOGIES, LLC | | 3MA333FA6 | 17446 | HUCK INTERNATIONAL, INC | | 3MA333CFA6 | 1V757 | WESCO AIRCRAFT HARDWARE CORP. | | 3MA333CFA6 | 76301 | THE BOEING COMPANY | | 3MA333FA6 | 76301 | THE BOEING COMPANY | | 3MA333CFA6 | 77545 | REED AND PRINCE MFG CO | | 3MA333FA6 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3MA333CFA6 | 96039 | SCREW CORP OF AMERICA | | 3MFR333CFA6 | 76301 | THE BOEING COMPANY | | 3MA33FA6 | 77545 | REED AND PRINCE MFG CO |
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Techincal Specification:
| COUNTERSINK ANGLE | 100.0 DEGREES MINIMUM | | FASTENER LENGTH | 0.765 INCHES MINIMUM AND 0.812 INCHES MAXIMUM | | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM | | GRIP LENGTH | 0.375 INCHES NOMINAL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.376 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SURFACE FINISH | 32.0 MICROINCHES GRIP | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | P.S. 13421 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE THREADS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | SURFACE TREATMENT | PRIMER THREADS | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.390 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 |
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