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National Stock Number:
5305-01-520-9376
Federal Supply Class:
5305
National Item Identification Number:
015209376
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:
| 120-259E3P15 | 06725 | SPS TECHNOLOGIES, LLC | | 120-259E3P15 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 120-259E3P15 | 0K6Z0 | SATURN FASTENERS INC | | 120-259E3P15 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 120-259E3P15 | 1EM77 | B & B SPECIALTIES INC | | 120-259E3P15 | 27624 | SPS TECHNOLOGIES LLC | | 120-259E3P15 | 56878 | SPS TECHNOLOGIES, LLC | | 120-259E3P15 | 62206 | B & B SPECIALTIES INC | | 120-259E3P15 | 62384 | LFC INDUSTRIES INC. | | 120-259E3P15 | 80539 | SPS TECHNOLOGIES, LLC | | 120-259E3P15 | 97499 | BELL TEXTRON INC | | NAS5314E3P15 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| FASTENER LENGTH | 1.341 INCHES NOMINAL | | GRIP DIAMETER | 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM | | GRIP LENGTH | 0.938 INCHES NOMINAL | | HEAD DIAMETER | 0.547 INCHES NOMINAL | | HEAD HEIGHT | 0.127 INCHES NOMINAL | | HEAD STYLE | UNDERCUT PAN NO. 2 | | INTERNAL DRIVE STYLE | TORX | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 FED SPEC 1ST MATERIAL RESPONSE OR AMS 5732 FED SPEC 2ND MATERIAL RESPONSE OR AMS 5737 FED SPEC 3RD MATERIAL RESPONSE OR AMS 5853 FED SPEC 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | MINIMUM TENSILE STRENGTH | 3180 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, SHEAR, PAN HEAD, CLOSE TOLERANCE, SHORT THREAD, SIX LOBE RECESS, 95 KSI FSU | | SPLINE MAJOR DIAMETER | 0.155 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD LENGTH | 0.260 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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