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National Stock Number:
5306-01-175-7572
Federal Supply Class:
5306
National Item Identification Number:
011757572
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:
| 3M946A1 | 06710 | VALLEY-TODECO, INC. | | 3M946A1 | 17446 | HUCK INTERNATIONAL, INC | | 3M946A1 | 27624 | SPS TECHNOLOGIES LLC | | 3M946A1 | 56878 | SPS TECHNOLOGIES, LLC | | 3M946A1 | 73197 | HI-SHEAR CORPORATION | | 3M946A1 | 76301 | THE BOEING COMPANY | | 3M946A1 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3M946A1 | 97928 | HUCK INTL INC | | 3M946A1 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| CONCENTRIC HOLE DEPTH | 2.160 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.734 INCHES NOMINAL | | DISTANCE FROM CENTERLINE TO FLAT | 0.760 INCHES NOMINAL | | FASTENER LENGTH | 3.100 INCHES NOMINAL | | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD DIAMETER | 1.600 INCHES NOMINAL | | HEAD STYLE | DEE | | MATERIAL DOCUMENT AND CLASSIFICATION | 23-112 TYPE B FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | SHOULDER DIAMETER | 1.1240 INCHES MINIMUM AND 1.1245 INCHES MAXIMUM | | SHOULDER LENGTH | 2.250 INCHES NOMINAL | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.656 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 14 |
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