NSN 5306-00-003-6543

Part Details | INTERNALLY RELIEVED BODY BOLT

5306-00-003-6543 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: A51B2462811, A51B24628-11, A51B2462811, A51B24628-11, 5306-00-003-6543, 00-003-6543, 5306000036543, 000036543

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 26, 197200-003-654306676 ( BOLT, INTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

CONCENTRIC HOLE UNTHREADED

Cross Reference | NSN 5306-00-003-6543
Part Number Cage Code Manufacturer
A51B24628-1126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
A51B24628-1161174NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
Technical Data | NSN 5306-00-003-6543
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.610 INCHES MINIMUM
FASTENER LENGTH2.494 INCHES MINIMUM AND 2.499 INCHES MAXIMUM
STYLE DESIGNATOR CONCENTRIC HOLE UNTHREADED
SHOULDER DIAMETER0.8675 INCHES MINIMUM AND 0.8686 INCHES MAXIMUM
SHOULDER LENGTH1.884 INCHES MINIMUM AND 1.889 INCHES MAXIMUM
CONCENTRIC HOLE DEPTH1.674 INCHES MINIMUM AND 1.689 INCHES MAXIMUM
CONCENTRIC HOLE DIAMETER0.250 INCHES NOMINAL
HEAD STYLE3 UNDERCUT HEXAGON
HEAD DIAMETER1.335 INCHES NOMINAL
HEAD HEIGHT0.125 INCHES NOMINAL
WIDTH BETWEEN FLATS1.250 INCHES NOMINAL