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National Stock Number:
5305-00-858-5558
Federal Supply Class:
5305
National Item Identification Number:
008585558
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:
| 52E211-2 | 21439 | CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC | | 52E211-2 | D2638 | EME ELEKTRO-METALL EXPORT GMBH | | MS51975-55 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | 5305PL0815636 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | MS51975-55 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | V08-005-014 | 97403 | CECOM LR CENTER |
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Techincal Specification:
| FASTENER LENGTH | 2.845 INCHES MINIMUM AND 2.875 INCHES MAXIMUM | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.977 INCHES MINIMUM AND 1.000 INCHES MAXIMUM | | HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | SHOULDER DIAMETER | 0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 2.000 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SURFACE TREATMENT | CADMIUM AND DICHROMATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.845 INCHES MINIMUM AND 0.875 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 11 | | THREAD SERIES DESIGNATOR | UNC | | WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |
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