NSN 5305-01-351-2471

Part Details | MACHINE SCREW

5305-01-351-2471 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: MS51959003, MS51959-003, 5305-01-351-2471, 01-351-2471, 5305013512471, 013512471

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 03, 199201-351-247106657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-351-2471
Part Number Cage Code Manufacturer
MS51959-00396906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5305-01-351-2471
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.066 INCHES
THREAD QUANTITY PER INCH36
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.250 INCHES NOMINAL
FASTENER LENGTH0.296 INCHES NOMINAL
SCREW MATERIAL STEEL CORROSION RESISTING
SCREW SURFACE TREATMENT PASSIVATE
HEAD STYLE9 DISHED HEXAGON
HEAD DIAMETER0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
SPECIFICATION/STANDARD DATA96906-MS51959-003 GOVERNMENT STANDARD