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National Stock Number:
5306-00-490-3929
Federal Supply Class:
5306
National Item Identification Number:
004903929
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:
| 32-58435-3 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| CONCENTRIC HOLE DIAMETER | 0.211 INCHES MINIMUM AND 0.219 INCHES MAXIMUM | | FASTENER LENGTH | 2.520 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | INTERNAL THREAD CLASS | 3B CONCENTRIC HOLE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 630 OVERALL | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | NOMINAL THREAD SIZE | 0.250 INCHES CONCENTRIC HOLE | | SPECIAL FEATURES | CONCENTRIC HOLE THREADED BOTH ENDS | | WIDTH BETWEEN FLATS | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.520 INCHES MAXIMUM | | THREAD SERIES | UNF CONCENTRIC HOLE | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF | | THREADS PER INCH | 28 CONCENTRIC HOLE |
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