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National Stock Number:
5306-00-370-7140
Federal Supply Class:
5306
National Item Identification Number:
003707140
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:
| 89WM1746-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CONCENTRIC HOLE DIAMETER | 0.248 INCHES MINIMUM AND 0.255 INCHES MAXIMUM | | COUNTERBORE DEPTH | 1.312 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.747 INCHES MINIMUM AND 0.758 INCHES MAXIMUM | | FASTENER LENGTH | 4.625 INCHES NOMINAL | | HEAD HEIGHT | 0.312 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | SPECIAL FEATURES | THD END CONCENTRIC HOLE COUNTERBOARD 0.716 IN. MIN 0.727 IN. MAX 2.437 IN. DEEP AND 0.214 IN. WIDE 0.902 IN. DIA THD RELIEF | | WIDTH BETWEEN FLATS | 1.438 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD LENGTH | 0.695 INCHES NOMINAL |
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