NSN 5305-00-020-6593

Part Details | SOCKET HEAD CAP SCREW

5305-00-020-6593 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: 1611209PC97, 5305-00-020-6593, 00-020-6593, 5305000206593, 000206593

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 09, 197200-020-659316282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-00-020-6593
Part Number Cage Code Manufacturer
1611209PC9710001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5305-00-020-6593
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.125 INCHES MINIMUM
FASTENER LENGTH2.719 INCHES MINIMUM AND 2.797 INCHES MAXIMUM
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM