Product Details | INTERNALLY RELIEVED BODY BOLT

5306-00-208-0659 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: 7784501, 778450-1, 5306-00-208-0659, 00-208-0659, 5306002080659, 002080659

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-208-0659

Drawings & Photos | NSN 5306-00-208-0659


Cross Reference | NSN 5306-00-208-0659

Part Number Cage Code Manufacturer
778450-1 99251 CARLETON LIFE SUPPORT SYSTEMS INC. DBA COBHAM MISSION SYSTEM

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Technical Data | NSN 5306-00-208-0659

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.138 INCHES MINIMUM
FASTENER LENGTH 0.218 INCHES NOMINAL
MATERIAL COPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-B-611,COMP B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT NICKEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION 19315-PS 22 MFR REF SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR B41 CONCENTRIC HOLE UNTHREADED
CONCENTRIC HOLE DEPTH 0.156 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER 0.150 INCHES NOMINAL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.094 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.438 INCHES NOMINAL
MANUFACTURERS CODE 99251
DESIGN CONTROL REFERENCE 778450-1

Restrictions/Controls & Freight Information | NSN 5306-00-208-0659

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
NMF Description 093460 BOLTS/NUTS NOI BBC/ZINC
Less than car load rating Q 70
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable