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National Stock Number:
5306-00-006-0508
Federal Supply Class:
5306
National Item Identification Number:
000060508
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:
| A51M42543-13 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51M42543-13 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51M42543-13 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.062 INCHES NOMINAL FIRST HOLE | | CONCENTRIC HOLE DEPTH | 0.320 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.195 INCHES MINIMUM AND 0.201 INCHES MAXIMUM | | FASTENER LENGTH | 2.187 INCHES NOMINAL | | HEAD HEIGHT | 0.063 INCHES NOMINAL | | HEAD DIAMETER | 0.750 INCHES NOMINAL | | HEAD STYLE | ROUND W/WRENCH FLATS | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.072 INCHES MINIMUM AND 0.077 INCHES MAXIMUM FIRST HOLE | | SHOULDER DIAMETER | 0.4976 INCHES MINIMUM AND 0.4981 INCHES MAXIMUM | | SHOULDER LENGTH | 1.842 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.345 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF |
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