NSN 5305-00-145-6814

Part Details | MACHINE SCREW

5305-00-145-6814 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Alternate Parts: AN51541632, AN515-416-32, AW147, 5305-00-145-6814, 00-145-6814, 5305001456814, 001456814

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-145-681406657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-145-6814
Part Number Cage Code Manufacturer
AN515-416-3288044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
AW14781848ROYAL ELECTRIC INC
Technical Data | NSN 5305-00-145-6814
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.938 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
FASTENER LENGTH1.938 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
SCREW MATERIAL STEEL
HEAD STYLE8 UNDERCUT HEXAGON
HEAD DIAMETER0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM
HEAD HEIGHT0.175 INCHES MAXIMUM
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1