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National Stock Number:
5306-00-281-3241
Federal Supply Class:
5306
National Item Identification Number:
002813241
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:
| 8059643 | 24617 | GENERAL MOTORS CORP | | 8059643 | 39VG9 | PROGRESS RAIL LOCOMOTIVE INC. | | 8075141PC8059643 | 24617 | GENERAL MOTORS CORP | | 8075141PC8059643 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | 8059643 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.469 INCHES MINIMUM | | FASTENER LENGTH | 1.625 INCHES NOMINAL | | MATERIAL | STEEL COMP 3135 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.273 INCHES MINIMUM AND | | 0.289 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND | | 0.562 INCHES MAXIMUM | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.370 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 1.156 INCHES NOMINAL FIRST SHOULDER | | SPECIAL FEATURES | UNDERCUT 1/32 IN. RADIUS 1/16 IN. W BETWEEN SHOULDER AND THD |
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