NSN 5305-00-274-0778

Part Details | SOCKET HEAD CAP SCREW

5305-00-274-0778 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.

Alternate Parts: 12Z57PC569, 5305-00-274-0778, 00-274-0778, 5305002740778, 002740778

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-274-077816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-00-274-0778
Part Number Cage Code Manufacturer
12Z57PC56910001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5305-00-274-0778
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH2.000 INCHES MAXIMUM
FASTENER LENGTH2.000 INCHES NOMINAL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.987 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
HEAD HEIGHT0.741 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.562 INCHES MINIMUM AND 0.566 INCHES MAXIMUM