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National Stock Number:
5306-01-280-3644
Federal Supply Class:
5306
National Item Identification Number:
012803644
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:
| 4F69210-101A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.505 INCHES NOMINAL | | FASTENER LENGTH | 3.940 INCHES NOMINAL | | MATERIAL | STEEL COMP 4340 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-8844 CLASS 1 COND E-2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.210 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 1.125 INCHES NOMINAL | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SHOULDER DIAMETER | 0.874 INCHES MINIMUM AND | | 0.875 INCHES MAXIMUM FIRST SHOULDER | | 0.560 INCHES MINIMUM AND | | 0.562 INCHES MAXIMUM THIRD SHOULDER | | 0.685 INCHES MINIMUM AND | | 0.686 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER LENGTH | 0.240 INCHES NOMINAL FIRST SHOULDER | | 0.260 INCHES NOMINAL THIRD SHOULDER | | 2.770 INCHES NOMINAL SECOND SHOULDER |
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