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National Stock Number:
5306-00-006-4597
Federal Supply Class:
5306
National Item Identification Number:
000064597
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:
| A51C43506 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51C43506-13 | 0BVP9 | CAPY MACHINE SHOP INC. | | A51C43506-13 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51C43506-13 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51C43506-13 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.388 INCHES MINIMUM AND | | 0.398 INCHES MAXIMUM | | FASTENER LENGTH | 3.054 INCHES NOMINAL | | MATERIAL | STEEL COMP 410 OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM OVERALL | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | SHOULDER DIAMETER | 0.7495 INCHES MINIMUM AND | | 0.7500 INCHES MAXIMUM | | SHOULDER LENGTH | 2.675 INCHES MINIMUM AND | | 2.685 INCHES MAXIMUM | | CONCENTRIC HOLE DEPTH | 2.500 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.374 INCHES MINIMUM AND | | 0.381 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.140 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 1.000 INCHES NOMINAL | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.926 INCHES MINIMUM AND | | 2.936 INCHES MAXIMUM FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM AND | | 0.116 INCHES MAXIMUM FIRST HOLE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 61174 | | DESIGN CONTROL REFERENCE | A51C43506-13 |
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