NSN 5305-01-197-3094

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-197-3094 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: 716419500, 7164195-00, 5305-01-197-3094, 01-197-3094, 5305011973094, 011973094

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 20, 198401-197-309401852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

FLAT

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-197-3094
Part Number Cage Code Manufacturer
7164195-0090536LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
Technical Data | NSN 5305-01-197-3094
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.171 INCHES NOMINAL
FASTENER LENGTH0.562 INCHES NOMINAL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
HEAD HEIGHT0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
POINT STYLE9 FLAT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.391 INCHES NOMINAL