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National Stock Number:
5305-01-587-7984
Federal Supply Class:
5305
National Item Identification Number:
015877984
Description:
SCREW,TAPPING
Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.
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Manufacturer Information:
| 90087A148 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM OVERALL | | HEAD DIAMETER | 0.270 INCHES NOMINAL | | HEAD HEIGHT | 0.097 INCHES NOMINAL | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL | STEEL OVERALL | | NONMACHINE NOMINAL THREAD DIAMETER | 0.138 INCHES | | NONMACHINE THREAD STYLE | DOUBLE FLUTE (TYPE F) | | PART NAME ASSIGNED BY CONTROLLING AGENCY | TAPPING SCREW | | SPECIAL FEATURES | THREAD NUMBER 6-32 | | SURFACE TREATMENT | ZINC OVERALL |
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