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National Stock Number:
5305-01-552-8824
Federal Supply Class:
5305
National Item Identification Number:
015528824
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:
| 239AX339 | 89619 | MACK TRUCKS, INC. | | 239AX339 | Z4117 | VOLVO GROUP GOVERNMENT SALES OCEANIA |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM OR | | CHROMATE ZINC OVERALL | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND | | 40.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | OVAL | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE IA | | POINT STYLE | SELF-DRILLING | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, SELF DRILLING |
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