Product Details | INTERNALLY RELIEVED BODY BOLT

5306-00-697-0972 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.

Part Alternates: 538026, 5306-00-697-0972, 00-697-0972, 5306006970972, 006970972

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-697-0972

Drawings & Photos | NSN 5306-00-697-0972


Cross Reference | NSN 5306-00-697-0972

Part Number Cage Code Manufacturer
538026 17576 GOODRICH CORP DBA GOODRICH CORP

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Technical Data | NSN 5306-00-697-0972

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 1.250 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.842 INCHES MINIMUM
FASTENER LENGTH 7.562 INCHES NOMINAL
MATERIAL STEEL COMP E4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM HEAD CHROMIUM GRIP CADMIUM THREADS
MINIMUM TENSILE STRENGTH 180000 POUNDS PER SQUARE INCH
STYLE DESIGNATOR B47 COUNTERBORE UNTHREADED
COUNTERBORE DIAMETER 0.625 INCHES NOMINAL
COUNTERBORE DEPTH 1.810 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER 0.500 INCHES NOMINAL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.375 INCHES NOMINAL
WIDTH BETWEEN FLATS 2.000 INCHES NOMINAL
HOLE CONFIGURATION STYLE E5 HEXAGON LONGITUDINAL HOLE
HOLE DIAMETER 0.072 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 6.934 INCHES MINIMUM AND 6.944 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER 0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM FIRST HOLE
MANUFACTURERS CODE 17576
DESIGN CONTROL REFERENCE 538026

Restrictions/Controls & Freight Information | NSN 5306-00-697-0972

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information