NSN 5305-00-229-8633

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-229-8633 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: 0N159231, 5305-00-229-8633, 00-229-8633, 5305002298633, 002298633

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 12, 197100-229-863301852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-229-8633
Part Number Cage Code Manufacturer
0N15923198230NATIONAL SECURITY AGENCY
Technical Data | NSN 5305-00-229-8633
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.093 INCHES
THREAD QUANTITY PER INCH64
NONSTANDARD THREAD PITCH DIAMETER+0.0733 TO +0.0753 INCHES
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.154 INCHES MAXIMUM
FASTENER LENGTH0.246 INCHES MAXIMUM
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.280 INCHES NOMINAL
HEAD HEIGHT0.032 INCHES MINIMUM AND 0.038 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.123 INCHES NOMINAL
SECOND DIAMETER FROM HEAD0.080 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.069 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.092 INCHES NOMINAL
FEATURES PROVIDED CASEHARDENED
ASKEWED HEAD ANGLE90.0 DEGREES NOMINAL