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National Stock Number:
5306-00-655-6821
Federal Supply Class:
5306
National Item Identification Number:
006556821
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:
| 359919 | 77445 | RTX CORPORATION |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM | | FASTENER LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.412 INCHES MINIMUM AND 0.432 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL | STEEL COMP 302 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHOULDER DIAMETER | 0.352 INCHES MINIMUM AND 0.360 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.257 INCHES MINIMUM AND 0.263 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 1A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.425 INCHES MINIMUM AND 0.431 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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