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National Stock Number:
5305-01-510-2447
Federal Supply Class:
5305
National Item Identification Number:
015102447
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:
| 7031706 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.033 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 11 | | THREAD SERIES DESIGNATOR | UNC | | DISTANCE FROM CENTERLINE TO FLAT | 0.875 INCHES NOMINAL | | FASTENER LENGTH | 5.750 INCHES NOMINAL | | HEAD DIAMETER | 2.000 INCHES NOMINAL | | HEAD HEIGHT | 0.500 INCHES NOMINAL | | HEAD STYLE | DEE | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | SHOULDER DIAMETER | 0.873 INCHES MINIMUM SECOND SHOULDER AND 0.874 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER DIAMETER | 0.998 INCHES MINIMUM FIRST SHOULDER AND 0.999 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 1.373 INCHES NOMINAL SECOND SHOULDER | | SHOULDER SHAPE | ROUND SECOND SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 2.719 INCHES NOMINAL FIRST SHOULDER | | SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL OR PHOSPHATE ZINC OVERALL | | THREAD CLASS | 3A |
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