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National Stock Number:
5305-01-067-5838
Federal Supply Class:
5305
National Item Identification Number:
010675838
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:
| 121557-3-A17P | 80539 | SPS TECHNOLOGIES, LLC | | 5305PL0783151 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 5305PL1755891 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | AIC984-3-17 | 06725 | SPS TECHNOLOGIES, LLC | | AIC984-3-17P | 06725 | SPS TECHNOLOGIES, LLC | | C7984-3-17 | 06725 | SPS TECHNOLOGIES, LLC | | C7984-3-17 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | C7984-3-17 | 17446 | HUCK INTERNATIONAL, INC | | C7984-3-17 | 27624 | SPS TECHNOLOGIES LLC | | C7984-3-17 | 56878 | SPS TECHNOLOGIES, LLC | | C7984-3-17 | 80539 | SPS TECHNOLOGIES, LLC | | C7984-3-17 | 81755 | LOCKHEED MARTIN CORPORATION | | C7984-3-17 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | PBF1165-3-17 | 27624 | SPS TECHNOLOGIES LLC | | VT1693F3-17 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.370 INCHES MINIMUM AND 1.400 INCHES MAXIMUM | | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM | | GRIP LENGTH | 1.062 INCHES NOMINAL | | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.325 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP H11 OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SINGLE SHEAR STRENGTH | 132000 POUNDS PER SQUARE INCH | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.323 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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