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National Stock Number:
5306-00-899-1353
Federal Supply Class:
5306
National Item Identification Number:
008991353
Description:
BOLT,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.
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Manufacturer Information:
| 10901996 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 5306008991353 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.938 INCHES MINIMUM | | FASTENER LENGTH | 6.188 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OR | | STEEL COMP 8640 OR | | STEEL COMP 8740 OR | | STEEL COMP 5140H OVERALL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND | | 30.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 2.750 INCHES NOMINAL | | HEAD HEIGHT | 0.375 INCHES NOMINAL | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 1.5737 INCHES MINIMUM AND | | 1.5744 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 4.812 INCHES NOMINAL FIRST SHOULDER |
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