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National Stock Number: 5306-01-159-1130
Federal Supply Class: 5306
National Item Identification Number: 011591130
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:
342221 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | 342221 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
THREAD SERIES DESIGNATOR | UNRC | NOMINAL THREAD DIAMETER | 0.500 INCHES | THREAD QUANTITY PER INCH | 13 | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.600 INCHES MINIMUM AND | | 0.620 INCHES MAXIMUM | FASTENER LENGTH | 1.390 INCHES MINIMUM AND | | 1.430 INCHES MAXIMUM | MATERIAL | STEEL COMP 4037 OVERALL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL | SURFACE TREATMENT | ZINC OVERALL | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 4363-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND | | 34.0 ROCKWELL C MAXIMUM OVERALL | HEAD STYLE | CROWNED HEXAGON | HEAD HEIGHT | 0.250 INCHES NOMINAL | WIDTH BETWEEN FLATS | 0.798 INCHES MINIMUM AND | | 0.812 INCHES MAXIMUM | SHOULDER SHAPE | ROUND FIRST SHOULDER | SHOULDER DIAMETER | 0.540 INCHES MINIMUM AND | | 0.560 INCHES MAXIMUM FIRST SHOULDER | SHOULDER LENGTH | 0.790 INCHES MINIMUM AND | | 0.810 INCHES MAXIMUM FIRST SHOULDER | SPECIAL FEATURES | NYLON STRIP LOCKING FEATURE IN THREADS | THE MANUFACTURERS DATA | | MANUFACTURERS CODE | 7X677 | DESIGN CONTROL REFERENCE | 342221 |
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