NSN 5306-00-172-9449

Part Details | INTERNALLY RELIEVED BODY BOLT

5306-00-172-9449 An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.

Alternate Parts: 6854021, 685402-1, 5757451, 575745-1, 5757451, 575745-1, 5757451, 575745-1, 5306-00-172-9449, 00-172-9449, 5306001729449, 001729449

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 24, 197100-172-944906676 ( BOLT, INTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

HEXAGON LONGITUDINAL HOLE

CONCENTRIC HOLE UNTHREADED

Cross Reference | NSN 5306-00-172-9449
Part Number Cage Code Manufacturer
685402-149956RAYTHEON COMPANYDBA RAYTHEON
575745-154X10RAYTHEON COMPANYDBA RAYTHEON
575745-149956RAYTHEON COMPANYDBA RAYTHEON
575745-13B150RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 5306-00-172-9449
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
FASTENER LENGTH0.250 INCHES NOMINAL
STYLE DESIGNATOR CONCENTRIC HOLE UNTHREADED
CONCENTRIC HOLE DEPTH0.190 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.141 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
HEAD STYLE HEXAGON
HEAD HEIGHT0.200 INCHES NOMINAL
WIDTH BETWEEN FLATS0.620 INCHES NOMINAL
HOLE CONFIGURATION STYLE HEXAGON LONGITUDINAL HOLE
HOLE TYPE DRILLED
HOLE QUANTITY3
HOLE DIAMETER0.063 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT