NSN 5305-00-007-6218

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-007-6218 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Alternate Parts: E54623, E546-23, E54623, E546-23, 96533623, 965336-23, A1C61723, A1C617-23, AIC61723, AIC617-23, 112064123, 1120641-23, 5305-00-007-6218, 00-007-6218, 5305000076218, 000076218

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 14, 197200-007-621801852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-00-007-6218
Part Number Cage Code Manufacturer
E546-2317446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
E546-2397928HUCK INTL INC
965336-2382577RAYTHEON COMPANYDBA RAYTHEON
A1C617-2306725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
AIC617-2306725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
1120641-2393907TEXTRON FASTENING SYSTEMSDBA DECORAH OPERATIONS TFS
Technical Data | NSN 5305-00-007-6218
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.250 INCHES NOMINAL
FASTENER LENGTH0.781 INCHES MINIMUM AND 0.786 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.255 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.109 INCHES MINIMUM AND 0.114 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.531 INCHES MINIMUM AND 0.536 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT