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National Stock Number:
5306-01-395-2123
Federal Supply Class:
5306
National Item Identification Number:
013952123
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:
| 3D0124-20-56 | 88277 | THE BOEING COMPANY | | SC5081-20-56P | 27624 | SPS TECHNOLOGIES LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.686 INCHES NOMINAL | | FASTENER LENGTH | 5.301 INCHES MINIMUM AND | | 5.341 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 OVERALL | | SURFACE TREATMENT | PASSIVATE OR | | CHROMATE AND | | CADMIUM OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.703 INCHES MINIMUM AND | | 0.735 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.990 INCHES MINIMUM AND | | 2.003 INCHES MAXIMUM | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 1.368 INCHES MINIMUM AND | | 1.374 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 3.625 INCHES NOMINAL FIRST SHOULDER |
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