NSN 5306-01-367-9255

Part Details | INTERNALLY RELIEVED BODY BOLT

5306-01-367-9255 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: 8035001048 PIECE 77, 803-5001048 PIECE 77, 5306-01-367-9255, 01-367-9255, 5306013679255, 013679255

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 21, 199201-367-925506676 ( BOLT, INTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

COUNTERBORE UNTHREADED

Cross Reference | NSN 5306-01-367-9255
Part Number Cage Code Manufacturer
803-5001048 PIECE 7753711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5306-01-367-9255
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER1.125 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.425 INCHES MINIMUM AND 0.455 INCHES MAXIMUM
FASTENER LENGTH1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM
STYLE DESIGNATOR COUNTERBORE UNTHREADED
COUNTERBORE DIAMETER0.437 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
COUNTERBORE DEPTH0.435 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.781 INCHES MINIMUM AND 0.782 INCHES MAXIMUM
HEAD STYLE HEXAGON
HEAD HEIGHT1.435 INCHES NOMINAL
WIDTH BETWEEN FLATS1.250 INCHES NOMINAL
SPECIAL FEATURESCOUNTERBORE DIAMETER 0.781 INCHES MIN AND 0.782 INCHES MAX LENGTH IS 1.425 INCHES MIN AND 1.455 INCHES MAX