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National Stock Number: 5306-00-448-4560
Federal Supply Class: 5306
National Item Identification Number: 004484560
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:
209-040-150-003 | 97499 | BELL TEXTRON INC | 209-040-150-3 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
CONCENTRIC HOLE DEPTH | 1.900 INCHES NOMINAL | CONCENTRIC HOLE DIAMETER | 0.405 INCHES MINIMUM AND 0.412 INCHES MAXIMUM | FASTENER LENGTH | 2.250 INCHES MINIMUM AND 2.296 INCHES MAXIMUM | HEAD HEIGHT | 0.328 INCHES MINIMUM AND 0.360 INCHES MAXIMUM | HEAD STYLE | HEXAGON | MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 4130 OVERALL | NOMINAL THREAD DIAMETER | 0.625 INCHES | WIDTH BETWEEN FLATS | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM | THREAD CLASS | 3A | THREAD LENGTH | 0.953 INCHES MINIMUM AND 0.969 INCHES MAXIMUM | THREAD SERIES DESIGNATOR | UNF | THREAD QUANTITY PER INCH | 18 |
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