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National Stock Number:
5306-00-297-2569
Federal Supply Class:
5306
National Item Identification Number:
002972569
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:
| 1132 | 09292 | OTT BROTHERS MANUFACTURING CO., INC. | | 50-820106 | 70898 | BEECHCRAFT CORPORATION | | 50-820106 | 7EK50 | TEXTRON AVIATION INC | | 5306-L23-001-3 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND | | 5306L23-001 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 4.548 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 4.704 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE | | SHOULDER DIAMETER | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 1.125 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 0.625 INCHES NOMINAL |
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