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National Stock Number:
5306-00-880-9806
Federal Supply Class:
5306
National Item Identification Number:
008809806
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:
| 12M2607-13 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 2.760 INCHES NOMINAL | | HEAD DIAMETER | 0.620 INCHES NOMINAL | | HEAD HEIGHT | 0.350 INCHES NOMINAL | | HEAD STYLE | ROUND W/WRENCH FLATS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | MATERIAL | STEEL COMP 430FSE OVERALL | | SHOULDER DIAMETER | 0.373 INCHES MINIMUM SECOND SHOULDER AND 0.374 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER DIAMETER | 0.435 INCHES MINIMUM FIRST SHOULDER AND 0.436 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.760 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SHOULDER LENGTH | 1.660 INCHES NOMINAL SECOND SHOULDER | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.340 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 2A | | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL |
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