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National Stock Number:
5305-01-542-7771
Federal Supply Class:
5305
National Item Identification Number:
015427771
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.
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Manufacturer Information:
| NAS1351C7-20 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAP, SOCKET HEAD UNDRILLED AND DRILLED, PLAIN AND SELF-LOCKING ALLOY STEEL, CORROSION-RESISTANT STEEL AND HEAT-RESISTANT STEEL | | SPECIAL FEATURES | THREAD SIZE .4375-20;BODY DIA .4375-.4294;HEAD DIA .656-.642;HEAD HEIGHT .437-.394;HEAD SIDE HEIGHT MIN. .394;SOCKET SIZE NOMINAL .375;KEY ENGAGEMENT MIN .213;WALL THICKNESS MIN .166;RADIUS MAX .010;SCREW LENGTH 1.250 | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.375 INCHES NOMINAL |
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