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National Stock Number:
5306-00-721-9199
Federal Supply Class:
5306
National Item Identification Number:
007219199
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:
| 7219199 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| FASTENER LENGTH | 2.720 INCHES MINIMUM AND 2.740 INCHES MAXIMUM | | HARDNESS RATING | 219.0 BRINELL STANDARD MINIMUM AND 247.0 BRINELL STANDARD MAXIMUM OVERALL | | HEAD HEIGHT | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | HEAD STYLE | DISHED HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | SHOULDER DIAMETER | 1.369 INCHES MINIMUM AND 1.370 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 1.660 INCHES MINIMUM AND 1.680 INCHES MAXIMUM FIRST SHOULDER | | WIDTH BETWEEN FLATS | 1.980 INCHES MINIMUM AND 2.000 INCHES MAXIMUM | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.470 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES DESIGNATOR | UNF |
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