NSN 5305-01-351-4993

Part Details | MACHINE SCREW

5305-01-351-4993 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: AN505C2R8, 5305-01-351-4993, 01-351-4993, 5305013514993, 013514993

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 09, 199201-351-499306657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-351-4993
Part Number Cage Code Manufacturer
AN505C2R888044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
Technical Data | NSN 5305-01-351-4993
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.086 INCHES
THREAD QUANTITY PER INCH56
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
FASTENER LENGTH0.500 INCHES NOMINAL
SCREW MATERIAL3$DST0303$DST0079
HEAD STYLE9 DISHED HEXAGON
HEAD DIAMETER0.150 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1