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National Stock Number:
5305-01-622-1581
Federal Supply Class:
5305
National Item Identification Number:
016221581
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:
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 8.678 INCHES MINIMUM AND 8.698 INCHES MAXIMUM ALL HOLES | | FASTENER LENGTH | 8.875 INCHES NOMINAL | | HEAD DIAMETER | 1.000 INCHES NOMINAL | | HEAD HEIGHT | 0.500 INCHES NOMINAL | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL PROPERTY CLASS 18.8 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT, MAIN SYSTEM PIVOT | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | SPECIAL FEATURES | ALTERED ITEM. ALTERED FROM MCMASTER CARR P/N 90298A876 | | SHANK UNTHREADED HOLE DIAMETER | 0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM ALL HOLES | | SHOULDER DIAMETER | 0.750 INCHES NOMINAL GRIP | | SHOULDER SHAPE | ROUND GRIP | | SHOULDER LENGTH | 8.000 INCHES NOMINAL GRIP | | WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.875 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 11 | | THREAD SERIES DESIGNATOR | UNC |
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