NSN 5305-01-191-5294

Part Details | SOCKET HEAD CAP SCREW

5305-01-191-5294 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: 240564, 5305-01-191-5294, 01-191-5294, 5305011915294, 011915294

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 10, 198401-191-529416282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

Cross Reference | NSN 5305-01-191-5294
Part Number Cage Code Manufacturer
24056409205LOCKHEED MARTIN CORPELECTRONICS AND MISSILES DIV
Technical Data | NSN 5305-01-191-5294
Characteristic Specifications
THREAD SERIES DESIGNATOR UNRF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.000 INCHES NOMINAL
FASTENER LENGTH1.247 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.370 INCHES NOMINAL
HEAD HEIGHT0.247 INCHES NOMINAL
WIDTH ACROSS FLATS0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM