NSN 5306-00-076-5690

Part Details | INTERNALLY RELIEVED BODY BOLT

5306-00-076-5690 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: 123AMM121365, 123AMM12136-5, 123AMM121365, 123AMM12136-5, 5306-00-076-5690, 00-076-5690, 5306000765690, 000765690

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-076-569006676 ( BOLT, INTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

COUNTERBORE UNTHREADED

Cross Reference | NSN 5306-00-076-5690
Part Number Cage Code Manufacturer
123AMM12136-59J659D F P MANUFACTURING CORPDBA D F P
123AMM12136-526512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
Technical Data | NSN 5306-00-076-5690
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.437 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.520 INCHES NOMINAL
FASTENER LENGTH1.750 INCHES NOMINAL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
STYLE DESIGNATOR COUNTERBORE UNTHREADED
SHOULDER DIAMETER0.5607 INCHES MINIMUM AND 0.5616 INCHES MAXIMUM
SHOULDER LENGTH1.230 INCHES NOMINAL
CONCENTRIC HOLE DEPTH1.718 INCHES MINIMUM AND 1.750 INCHES MAXIMUM
COUNTERBORE DIAMETER0.125 INCHES MINIMUM AND 0.126 INCHES MAXIMUM
COUNTERBORE DEPTH0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
CONCENTRIC HOLE DIAMETER0.092 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
HEAD STYLE3 UNDERCUT HEXAGON
HEAD DIAMETER0.937 INCHES NOMINAL
HEAD HEIGHT0.187 INCHES NOMINAL
WIDTH BETWEEN FLATS0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM
SPECIAL FEATURESSHOULDER EXTERNALLY RELIEVED 0.250 IN. W BY 0.031 IN DEEP LOCATED 0.500 IN. FROM HEAD BEARING SURFACE