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National Stock Number:
5306-01-152-2582
Federal Supply Class:
5306
National Item Identification Number:
011522582
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:
| 1239146 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 1239146 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.420 INCHES MINIMUM AND | | 0.570 INCHES MAXIMUM | | FASTENER LENGTH | 0.890 INCHES MINIMUM AND | | 0.920 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GRADE 5 MFR REF ALL MATERIAL RESPONSES OVERALL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND | | 34.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH | | HEAD STYLE | HEXAGON EXTENDED WASHER | | HEAD HEIGHT | 0.320 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.610 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.050 INCHES MINIMUM | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.370 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 0.350 INCHES NOMINAL FIRST SHOULDER |
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