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National Stock Number:
5305-00-731-1793
Federal Supply Class:
5305
National Item Identification Number:
007311793
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:
| 7311793 | 19200 | US ARMY ARDEC RDECOM | | 7311793 | 19205 | SPRINGFIELD ARMORY |
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Techincal Specification:
| COLOR | BLACK OVERALL | | FASTENER LENGTH | 1.187 INCHES NOMINAL | | HEAD HEIGHT | 0.062 INCHES NOMINAL | | HEAD DIAMETER | 0.644 INCHES NOMINAL | | HEAD STYLE | FLUSH | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-11415,CLASS C1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM YIELD STRENGTH | 65000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHOULDER DIAMETER | 0.589 INCHES NOMINAL FIRST SHOULDER | | SHOULDER DIAMETER | 0.644 INCHES NOMINAL SECOND SHOULDER | | SHOULDER LENGTH | 0.062 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND OVERALL | | SHOULDER LENGTH | 0.720 INCHES NOMINAL SECOND SHOULDER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.281 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNS | | THREAD QUANTITY PER INCH | 40 |
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