5305-00-052-7478 SCREW,TAPPING Index 5305-00-052-7480 SCREW,TAPPING

National Stock Number:
5305-00-052-7479

Federal Supply Class:
5305

National Item Identification Number:
000527479

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.


Manufacturer Information:
2DD6445152OSHKOSH CORP
340697745152OSHKOSH CORP
340697775Q65OSHKOSH DEFENSE LLC
MS24628-2496906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD DIAMETER0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 410 OVERALL OR STEEL COMP 420 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NONMACHINE NOMINAL THREAD DIAMETER0.138 INCHES
SURFACE TREATMENTPASSIVATE OVERALL


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