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National Stock Number:
5306-00-007-5819
Federal Supply Class:
5306
National Item Identification Number:
000075819
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:
| A51B40510-13 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B40510-13 | 60360 | ALVORD-POLK, INC | | A51B40510-13 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B40510-13 | 65777 | HOWE MACHINE & TOOL CORP. | | A51B40510-13 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B40510-13 | 7F281 | TEK-ELECTRIC CONTROL INC |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.300 INCHES NOMINAL FIRST HOLE | | CONCENTRIC HOLE DEPTH | 1.830 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.500 INCHES NOMINAL | | FASTENER LENGTH | 2.420 INCHES NOMINAL | | HEAD HEIGHT | 0.140 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE | | SHOULDER DIAMETER | 0.7470 INCHES MINIMUM AND 0.7476 INCHES MAXIMUM | | SHOULDER LENGTH | 2.030 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | SURFACE TREATMENT | CHROMIUM GRIP | | SURFACE TREATMENT | CHROMIUM THREADS | | SURFACE TREATMENT | CADMIUM HEAD | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.390 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNJF |
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