NSN 5306-00-172-4307

Part Details | INTERNALLY RELIEVED BODY BOLT

5306-00-172-4307 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: 4P51098101A, 4P51098-101A, 5306-00-172-4307, 00-172-4307, 5306001724307, 001724307

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 01, 197200-172-430706676 ( BOLT, INTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON EXTENDED WASHER

CONCENTRIC HOLE UNTHREADED

Cross Reference | NSN 5306-00-172-4307
Part Number Cage Code Manufacturer
4P51098-101A98897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 5306-00-172-4307
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER1.375 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.595 INCHES MINIMUM AND 0.655 INCHES MAXIMUM
FASTENER LENGTH3.320 INCHES MINIMUM AND 3.350 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH200000 POUNDS PER SQUARE INCH
STYLE DESIGNATOR CONCENTRIC HOLE UNTHREADED
SHOULDER DIAMETER1.4994 INCHES MINIMUM AND 1.5005 INCHES MAXIMUM
SHOULDER LENGTH2.445 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.875 INCHES MINIMUM AND 0.877 INCHES MAXIMUM
HEAD STYLE HEXAGON EXTENDED WASHER
HEAD HEIGHT0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM
WIDTH BETWEEN FLATS1.481 INCHES MINIMUM AND 1.502 INCHES MAXIMUM
EXTENDED WASHER DIAMETER2.160 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.060 INCHES NOMINAL