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		                             National Stock Number: 5306-01-268-5793
  Federal Supply Class: 5306
  National Item Identification Number: 012685793
  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:
 | 11841-5-19-75 | 59563 | REID PRODUCTS INC. |  | 3M1043-5-19-75 | 06710 | VALLEY-TODECO, INC. |  | 3M1043-5-19-75 | 06725 | SPS TECHNOLOGIES, LLC |  | 3M1043-5-19-75 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |  | 3M1043-5-19-75 | 1EM77 | B & B SPECIALTIES INC |  | 3M1043-5-19-75 | 73197 | HI-SHEAR CORPORATION |  | 3M1043-5-19-75 | 76301 | THE BOEING COMPANY |  | 3M1043-5-19-75 | 80539 | SPS TECHNOLOGIES, LLC |  | 3M1043-5-19-75 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |  | 3M1043-5-19-75 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |   
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  Techincal Specification:
 | THREAD SERIES DESIGNATOR | UNJF |  | NOMINAL THREAD DIAMETER | 0.312 INCHES |  | THREAD QUANTITY PER INCH | 24 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.442 INCHES MINIMUM AND |   | 0.675 INCHES MAXIMUM |  | FASTENER LENGTH | 1.723 INCHES MINIMUM AND |   | 1.753 INCHES MAXIMUM |  | MATERIAL | STEEL COMP XM-13 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |  | STYLE DESIGNATOR | CONCENTRIC HOLE THREADED |  | THREAD SERIES | UNJC CONCENTRIC HOLE |  | NOMINAL THREAD SIZE | 0.138 INCHES CONCENTRIC HOLE |  | THREADS PER INCH | 32 CONCENTRIC HOLE |  | INTERNAL THREAD CLASS | 3B CONCENTRIC HOLE |  | INTERNAL THREAD DIRECTION | RIGHT-HAND CONCENTRIC HOLE |  | INTERNAL THREAD LENGTH | 0.300 INCHES MINIMUM AND |   | 0.345 INCHES MAXIMUM CONCENTRIC HOLE |  | HEAD STYLE | SPLINE EXTENDED WASHER |  | HEAD HEIGHT | 0.247 INCHES MINIMUM AND |   | 0.287 INCHES MAXIMUM |  | EXTENDED WASHER DIAMETER | 0.575 INCHES MINIMUM AND |   | 0.585 INCHES MAXIMUM |  | EXTENDED WASHER THICKNESS | 0.035 INCHES MINIMUM AND |   | 0.055 INCHES MAXIMUM |  | HEAD MINOR DIAMETER | 0.360 INCHES MINIMUM AND |   | 0.375 INCHES MAXIMUM |   
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