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National Stock Number:
5305-01-590-9430
Federal Supply Class:
5305
National Item Identification Number:
015909430
Description:
SCREW,DRIVE
Detail:
A HARDENED CYLINDRICAL FASTENER WITH MULTIPLE SPIRAL FLUTES ON ITS SHANK. IT ALSO HAS AN END SMALLER IN DIAMETER THAN THE OUTSIDE DIAMETER OF THE SPIRAL FLUTES, WHICH ACTS AS A PILOT WHEN DRIVEN INTO A DRILLED HOLE.
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Manufacturer Information:
| NASM21318-22 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FASTENER LENGTH | 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM | | HEAD DIAMETER | 0.193 INCHES MINIMUM AND 0.211 INCHES MAXIMUM | | HEAD HEIGHT | 0.075 INCHES MINIMUM AND 0.086 INCHES MAXIMUM | | HEAD STYLE | ROUND | | MATERIAL | STEEL OVERALL | | NONMACHINE NOMINAL THREAD DIAMETER | 0.114 INCHES | | NONMACHINE THREAD STYLE | DOG TYPE (TYPE B OR C) | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW DRIVE ROUND HEAD TYPE U STEEL CARBON CADMIUM PLATED | | PILOT DIAMETER | 0.092 INCHES MINIMUM AND 0.096 INCHES MAXIMUM | | PILOT LENGTH | 0.047 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM OVERALL |
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