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National Stock Number:
5306-00-056-9916
Federal Supply Class:
5306
National Item Identification Number:
000569916
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:
| 12S705-9 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| CONCENTRIC HOLE DIAMETER | 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM | | COUNTERBORE DEPTH | 1.410 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | FASTENER LENGTH | 2.035 INCHES MINIMUM AND 2.045 INCHES MAXIMUM | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | SHOULDER DIAMETER | 0.874 INCHES NOMINAL | | SHOULDER LENGTH | 1.340 INCHES MINIMUM AND 1.350 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.695 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNF | | STYLE DESIGNATOR | COUNTERBORE UNTHREADED |
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