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National Stock Number:
5306-00-279-3817
Federal Supply Class:
5306
National Item Identification Number:
002793817
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:
| A51M42542-12 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51M42542-12 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51M42542-12 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 2.237 INCHES NOMINAL | | HEAD HEIGHT | 0.063 INCHES NOMINAL | | HEAD DIAMETER | 0.812 INCHES NOMINAL | | HEAD STYLE | FILLISTER | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHOULDER DIAMETER | 0.560 INCHES MINIMUM AND 0.561 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 1.862 INCHES NOMINAL FIRST SHOULDER | | SPECIAL FEATURES | DRILLED HOLE THRU HEAD END 0.195 MIN. TO 0.201 MAX. DIA. BY 0.500 DEEP. DRILLED HOLE THRU THREADED END 0.195 MIN. TO 0.201 MAX. DIA. BY 0.500 DEEP. | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.375 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
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