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National Stock Number:
5305-01-332-7156
Federal Supply Class:
5305
National Item Identification Number:
013327156
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:
| 111395-3-6 | 80539 | SPS TECHNOLOGIES, LLC | | 1701-3-6 | 06725 | SPS TECHNOLOGIES, LLC | | AIC1701-3-6 | 06725 | SPS TECHNOLOGIES, LLC | | SC5053-3-6 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3D0080-3-6 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.363 INCHES NOMINAL | | FASTENER LENGTH | 0.723 INCHES MINIMUM AND | | 0.753 INCHES MAXIMUM | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 2000 POUNDS PER SQUARE INCH | | HEAD STYLE | FILLISTER COUNTERSUNK | | HEAD DIAMETER | 0.321 INCHES MINIMUM AND | | 0.405 INCHES MAXIMUM | | HEAD HEIGHT | 0.010 INCHES MINIMUM AND | | 0.020 INCHES MAXIMUM | | COUNTERSINK ANGLE | 129.0 DEGREES MINIMUM AND | | 131.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | GRIP LENGTH | 0.365 INCHES MINIMUM AND | | 0.385 INCHES MAXIMUM | | GRIP DIAMETER | 0.375 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, MACHINE 130 DEG FL HD MS14191 RECESS 95 KSI FSU TI |
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