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National Stock Number:
5306-00-177-5495
Federal Supply Class:
5306
National Item Identification Number:
001775495
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:
| NAS1297-5-11 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.426 INCHES MINIMUM AND | | 0.445 INCHES MAXIMUM | | FASTENER LENGTH | 1.186 INCHES MINIMUM AND | | 1.226 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 OR | | STEEL COMP 8740 OR | | STEEL COMP 8630 OR | | STEEL COMP 8735 OR | | STEEL COMP 4130 OR | | STEEL COMP 4037 OVERALL | | SURFACE TREATMENT | CHROMATE OVERALL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.203 INCHES MINIMUM AND | | 0.235 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND | | 0.565 INCHES MAXIMUM | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.371 INCHES MINIMUM AND | | 0.374 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.698 INCHES MINIMUM AND | | 0.718 INCHES MAXIMUM FIRST SHOULDER |
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