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National Stock Number:
5306-01-238-6385
Federal Supply Class:
5306
National Item Identification Number:
012386385
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:
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Techincal Specification:
| CONCENTRIC HOLE DEPTH | 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM | | CONCENTRIC HOLE DIAMETER | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM | | FASTENER LENGTH | 1.304 INCHES MINIMUM AND 1.324 INCHES MAXIMUM | | HEAD HEIGHT | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7471 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | WIDTH BETWEEN FLATS | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 20 |
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