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National Stock Number:
5305-01-575-2859
Federal Supply Class:
5305
National Item Identification Number:
015752859
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:
| BACB30PF3-39 | 06710 | VALLEY-TODECO, INC. | | BACB30PF3-39 | 06725 | SPS TECHNOLOGIES, LLC | | BACB30PF3-39 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30PF3-39 | 17943 | FEDERAL MANUFACTURING CORP | | BACB30PF3-39 | 1RC86 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30PF3-39 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30PF3-39 | 81205 | THE BOEING COMPANY | | BACB30PF3-39 | 97928 | HUCK INTL INC | | BACB30PF3-39 | 9N513 | VOI-SHAN/CHATSWORTH DIV OF VSI CORP SUB OF FAIRCHILD INDUSTRIES INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJC | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.308 INCHES NOMINAL | | FASTENER LENGTH | 2.745 INCHES NOMINAL | | MATERIAL | STEEL COMP E4340 OR | | STEEL COMP 8740 OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.109 INCHES MINIMUM AND | | 0.141 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND | | 0.376 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.188 INCHES MINIMUM AND | | 0.189 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.188 INCHES MINIMUM AND | | 0.208 INCHES MAXIMUM FIRST SHOULDER | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT HEX HEAD |
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