2540-20-005-5838 ARMOR,SUPPLEMENTAL, 5305-20-005-5840 SCREW,CAP,SOCKET HE

National Stock Number:
5305-20-005-5839

Federal Supply Class:
5305

National Item Identification Number:
200055839

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
10716-04094L7906FASTENAL COMPANY
AC2290L0782ARMATEC SURVIVABILITY CORP


Techincal Specification:
FASTENER LENGTH15.0 MILLIMETERS NOMINAL
HEAD DIAMETER16.0 MILLIMETERS NOMINAL
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL GRADE 10.9
PART NAME ASSIGNED BY CONTROLLING AGENCYFHCS
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
WIDTH BETWEEN FLATS5.0 MILLIMETERS NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B-633, TYPE II
SURFACE TREATMENTYELLOW ZINC
THREAD SERIES DESIGNATORMETRIC
THREAD PITCH IN MILLIMETERS1.25


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