2540-01-619-7771 ARMOR,SUPPLEMENTAL,SMALL ARMS-FR 5930-01-619-5756 SWITCH ASSEMBLY

National Stock Number:
5305-01-619-8343

Federal Supply Class:
5305

National Item Identification Number:
016198343

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:
LS109155701417GENERAL DYNAMICS LAND SYSTEMS INC.


Techincal Specification:
FASTENER LENGTH80.0 MILLIMETERS NOMINAL
HEAD DIAMETER23.7 MILLIMETERS MINIMUM AND 24.3 MILLIMETERS MAXIMUM
HEAD HEIGHT15.6 MILLIMETERS MINIMUM AND 16.0 MILLIMETERS MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL PROPERTY CLASS 12.9 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSOCKET HEAD CAP SCREW
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER16.0 MILLIMETERS
WIDTH ACROSS FLATS14.0 MILLIMETERS MINIMUM AND 14.2 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 FE/ZN8 ASSN STD SINGLE TREATMENT RESPONSE OR ASTM F1941 FE/ZN8 AT OR BT ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC OVERALL
THREAD CLASS6G
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH77.0 MILLIMETERS MINIMUM AND 80.0 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.5
EXTERNAL THREAD TOLERANCE CLASS6G


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