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National Stock Number:
5306-01-258-9102
Federal Supply Class:
5306
National Item Identification Number:
012589102
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:
| CA21165-4-2 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | CA21165-4-2HS | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. |
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Techincal Specification:
| CONCENTRIC HOLE DEPTH | 0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM | | CONCENTRIC HOLE DIAMETER | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | FASTENER LENGTH | 0.827 INCHES MINIMUM AND 0.847 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.537 INCHES MINIMUM AND 0.697 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 |
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