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National Stock Number:
5305-01-582-1299
Federal Supply Class:
5305
National Item Identification Number:
015821299
Description:
SCREW,SELF-DRILLING
Detail:
A HARDENED, EXTERNALLY-THREADED FASTENER WITH A SELF-DRILLING POINT. IT DRILLS, TAPS AND FASTENS AND MAY HAVE A MACHINE SCREW THREAD OR A NONMACHINE SCREW THREAD. THE THREADS USUALLY EXTEND FROM BEHIND THE PILOT TO THE BEARING SURFACE OF THE HEAD.
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Manufacturer Information:
| 96024A420 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM OVERALL | | HEAD STYLE | HEXAGON EXTENDED WASHER |
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