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National Stock Number:
5305-01-473-1350
Federal Supply Class:
5305
National Item Identification Number:
014731350
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 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 designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 124-4322643 PC 11 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 124-4557340 PC 63 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.937 INCHES NOMINAL FIRST SHOULDER | | FASTENER LENGTH | 5.000 INCHES NOMINAL | | HOLE DIAMETER | 0.312 INCHES NOMINAL | | HOLE NOMINAL THREAD DIAMETER | 0.312 INCHES | | HOLE QUANTITY | 1 | | HOLE TYPE | DRILLED | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SHOULDER DIAMETER | 1.250 INCHES NOMINAL FIRST SHOULDER | | SHOULDER DIAMETER | 1.250 INCHES NOMINAL SECOND SHOULDER | | SHOULDER LENGTH | 1.875 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 1.875 INCHES NOMINAL SECOND SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER SHAPE | ROUND SECOND SHOULDER | | SPECIAL FEATURES | 0.937-24UNC-2B;1.250 LONG;PART OF HATCHES-BALLISTIC-AIRCRAFT ELECTRIC SERVICING STATION FLIGHT DK-ARR AND DET. DRAWING NUMBER 4322643 CAGE 90613 | | THREAD CLASS | 2A | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 8 | | THREAD SERIES DESIGNATOR | UNC |
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