NSN 5305-00-156-2674

Part Details | MACHINE SCREW

5305-00-156-2674 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: AN500AC63, AN500AC6-3, 0457218, 0457-218, 5305-00-156-2674, 00-156-2674, 5305001562674, 001562674

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-156-267406657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-156-2674
Part Number Cage Code Manufacturer
AN500AC6-388044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
0457-21856232LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
Technical Data | NSN 5305-00-156-2674
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
FASTENER LENGTH0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
SCREW MATERIAL STEEL
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMIL-S-7720,COMP FM$AMIL-S-7720,COMP G$JBAQQ-S-763,CL 4 3RD MATERIAL RESPONSE
SCREW SURFACE TREATMENT PASSIVATE
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
HEAD HEIGHT0.089 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1
SPECIAL FEATURESONE DRILLED HOLE IN HEAD
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 4S STYLE