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National Stock Number: 5306-00-541-9178
Federal Supply Class: 5306
National Item Identification Number: 005419178
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:
S6120-65164-4 | 4GP55 | ACUFAST AIRCRAFT PRODUCTS | S6120-65164-4 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.577 INCHES NOMINAL FIRST HOLE | FASTENER LENGTH | 2.734 INCHES MINIMUM AND 2.781 INCHES MAXIMUM | HEAD HEIGHT | 0.250 INCHES NOMINAL | HEAD STYLE | HEXAGON | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | STEEL COMP XM-13 OVERALL | NOMINAL THREAD DIAMETER | 0.500 INCHES | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES NOMINAL FIRST HOLE | SHOULDER DIAMETER | 0.5603 INCHES MINIMUM AND 0.5611 INCHES MAXIMUM FIRST SHOULDER | SHOULDER LENGTH | 2.222 INCHES NOMINAL FIRST SHOULDER | SHOULDER SHAPE | ROUND FIRST SHOULDER | WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.450 INCHES MINIMUM AND 0.497 INCHES MAXIMUM | THREAD QUANTITY PER INCH | 20 | THREAD SERIES DESIGNATOR | UNF |
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