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		                             National Stock Number: 5306-01-052-2408
  Federal Supply Class: 5306
  National Item Identification Number: 010522408
  Description: BOLT,INTERNALLY RELIEVED BODY
  Detail: 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. 
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  Manufacturer Information:
 | 65-23413-12 | 08903 | THE BOEING COMPANY |  | 65-23413-12 | 1DPK8 | TRONSON MANUFACTURING, INC |  | 65-23413-12 | 3Z260 | A. J. ASSOCIATES MANUFACTURING & ENGINEERING CO. INC. |  | 65-23413-12 | 81205 | THE BOEING COMPANY |  | 65-23413-12 | 82918 | THE BOEING COMPANY |   
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  Techincal Specification:
 | THREAD SERIES DESIGNATOR | UNF |  | NOMINAL THREAD DIAMETER | 0.875 INCHES |  | THREAD QUANTITY PER INCH | 14 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.610 INCHES NOMINAL |  | FASTENER LENGTH | 3.380 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | SURFACE TREATMENT | CHROMIUM HEAD |   | CHROMIUM BEARING SURFACE OF HEAD |   | CHROMIUM GRIP |   | NICKEL THREADS |  | MINIMUM TENSILE STRENGTH | 210000 POUNDS PER SQUARE INCH |  | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |  | SHOULDER DIAMETER | 1.0601 INCHES MINIMUM AND |   | 1.0615 INCHES MAXIMUM |  | SHOULDER LENGTH | 2.670 INCHES NOMINAL |  | CONCENTRIC HOLE DEPTH | 0.950 INCHES NOMINAL |  | CONCENTRIC HOLE DIAMETER | 0.633 INCHES MINIMUM AND |   | 0.636 INCHES MAXIMUM |  | HEAD STYLE | SQUARE |  | HEAD HEIGHT | 0.190 INCHES NOMINAL |  | WIDTH BETWEEN FLATS | 1.400 INCHES NOMINAL |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 81205 |  | DESIGN CONTROL REFERENCE | 65-23413-12 |   
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