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National Stock Number:
5306-00-524-8083
Federal Supply Class:
5306
National Item Identification Number:
005248083
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:
| 89PM1770-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.250 INCHES MINIMUM | | FASTENER LENGTH | 2.375 INCHES NOMINAL | | MATERIAL | STEEL COMP 4130 OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.187 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.3120 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 0.215 INCHES NOMINAL FIRST SHOULDER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 26512 | | DESIGN CONTROL REFERENCE | 89PM1770-1 |
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