NSN 5305-00-161-7081

Part Details | MACHINE SCREW

5305-00-161-7081 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: A31Y12, 5305-00-161-7081, 00-161-7081, 5305001617081, 001617081

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 22, 197100-161-708106657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-161-7081
Part Number Cage Code Manufacturer
A31Y1203950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
Technical Data | NSN 5305-00-161-7081
Characteristic Specifications
THREAD SERIES DESIGNATOR BA
NOMINAL THREAD DIAMETER1.7 MILLIMETERS
THREAD PITCH IN MILLIMETERS0.35
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.341 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
FASTENER LENGTH0.375 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
SCREW MATERIAL STEEL
SCREW SURFACE TREATMENT CADMIUM
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDTD904,FSCM K7766 NATIONAL SPEC SINGLE TREATMENT RESPONSE
HEAD STYLE4 UNDERCUT HEXAGON
HEAD DIAMETER0.107 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
HEAD HEIGHT0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT