NSN 5305-00-138-4376

Part Details | SOCKET HEAD CAP SCREW

5305-00-138-4376 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: 4401B0041, 4401B0041, 5305-00-138-4376, 00-138-4376, 5305001384376, 001384376

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 09, 197100-138-437616282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5305-00-138-4376
Part Number Cage Code Manufacturer
4401B004194117BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION INC.
4401B004187557LOCKHEED CORPLOCKHEED ELECTRONICS CO INC
Technical Data | NSN 5305-00-138-4376
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.500 INCHES MINIMUM
FASTENER LENGTH2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
HEAD HEIGHT0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.375 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
HOLE CONFIGURATION STYLE1 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY6
HOLE DIAMETER0.063 INCHES NOMINAL