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National Stock Number: 5306-00-250-6049
Federal Supply Class: 5306
National Item Identification Number: 002506049
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:
4J13676-103A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
THREAD SERIES DESIGNATOR | UNF | NOMINAL THREAD DIAMETER | 0.375 INCHES | THREAD QUANTITY PER INCH | 24 | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.454 INCHES MAXIMUM | FASTENER LENGTH | 6.480 INCHES NOMINAL | MATERIAL | STEEL COMP E4340 OVERALL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | SURFACE TREATMENT | CADMIUM OVERALL | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | CONCENTRIC HOLE DEPTH | 0.750 INCHES NOMINAL | CONCENTRIC HOLE DIAMETER | 0.374 INCHES MINIMUM AND | | 0.381 INCHES MAXIMUM | HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED | HEAD DIAMETER | 1.090 INCHES NOMINAL | HEAD HEIGHT | 0.100 INCHES NOMINAL | WIDTH BETWEEN FLATS | 0.928 INCHES MINIMUM AND | | 0.940 INCHES MAXIMUM | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 6.330 INCHES NOMINAL FIRST HOLE | SHANK UNTHREADED HOLE DIAMETER | 0.108 INCHES MINIMUM AND | | 0.113 INCHES MAXIMUM FIRST HOLE | THE MANUFACTURERS DATA | | MANUFACTURERS CODE | 98897 | DESIGN CONTROL REFERENCE | 4J13676-103A |
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