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National Stock Number:
5306-00-208-0653
Federal Supply Class:
5306
National Item Identification Number:
002080653
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:
| 45B22968 | 80049 | DEPARTMENT OF THE AIR FORCE |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.375 INCHES NOMINAL FIRST HOLE | | CONCENTRIC HOLE DEPTH | 3.469 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.316 INCHES NOMINAL | | FASTENER LENGTH | 5.812 INCHES NOMINAL | | HEAD HEIGHT | 0.875 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | INTERNAL THREAD CLASS | 1B COUNTERBORE | | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE | | INTERNAL THREAD LENGTH | 1.188 INCHES NOMINAL COUNTERBORE | | MATERIAL | STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OVERALL | | NOMINAL THREAD DIAMETER | 1.500 INCHES | | NOMINAL THREAD SIZE | 0.125 INCHES COUNTERBORE | | SHANK UNTHREADED HOLE DIAMETER | 0.188 INCHES NOMINAL FIRST HOLE | | SHOULDER DIAMETER | 1.750 INCHES NOMINAL | | SHOULDER LENGTH | 4.875 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 2.250 INCHES NOMINAL | | STYLE DESIGNATOR | COUNTERBORE THREADED | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.938 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES DESIGNATOR | UNF | | THREAD SERIES | UNS COUNTERBORE | | THREADS PER INCH | 27 COUNTERBORE |
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