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National Stock Number:
5305-01-622-0182
Federal Supply Class:
5305
National Item Identification Number:
016220182
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:
| 120-225-C08T27 | 1ER65 | 3-V FASTENER CO., INC. | | 120-225C08T27 | 06725 | SPS TECHNOLOGIES, LLC | | 120-225C08T27 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 120-225C08T27 | 1EM77 | B & B SPECIALTIES INC | | 120-225C08T27 | 1GP79 | PILGRIM SCREW CORP | | 120-225C08T27 | 27624 | SPS TECHNOLOGIES LLC | | 120-225C08T27 | 47253 | PILGRIM SCREW CORPORATION | | 120-225C08T27 | 56878 | SPS TECHNOLOGIES, LLC | | 120-225C08T27 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 120-225C08T27 | 62206 | B & B SPECIALTIES INC | | 120-225C08T27 | 80539 | SPS TECHNOLOGIES, LLC | | 120-225C08T27 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJC | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.438 INCHES NOMINAL | | FASTENER LENGTH | 1.719 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 286 IAW AMS5731 OR AMS5732 OR AMS5737 OR AMS5859 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 2225 POUNDS PER SQUARE INCH | | SINGLE SHEAR STRENGTH | 95000 POUNDS PER SQUARE INCH | | HEAD STYLE | ROUND EXTENDED WASHER | | HEAD DIAMETER | 0.312 INCHES NOMINAL | | HEAD HEIGHT | 0.082 INCHES MINIMUM AND | | 0.092 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.375 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.023 INCHES MINIMUM AND | | 0.028 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | TORX | | SPLINE MINOR DIAMETER | 0.155 INCHES NOMINAL | | SPLINE MAJOR DIAMETER | 0.145 INCHES NOMINAL | | GRIP LENGTH | 1.281 INCHES NOMINAL | | GRIP DIAMETER | 0.1625 INCHES MINIMUM AND | | 0.1635 INCHES MAXIMUM | | POINT STYLE | FLAT | | POINT DIAMETER | 0.160 INCHES NOMINAL | | FEATURES PROVIDED | WASHER | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, WASHER HEAD, CLOSE TOLERANCE, LONG THREAD, 95 KDI FSU | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 97499 | | MFR SOURCE CONTROLLING REFERENCE | 120-225C08T27 |
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