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National Stock Number:
5305-01-444-4258
Federal Supply Class:
5305
National Item Identification Number:
014444258
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:
| 752-6405261-29 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 752-6405261-53 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD QUANTITY PER INCH | 10 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.375 INCHES NOMINAL | | FASTENER LENGTH | 2.625 INCHES NOMINAL | | MATERIAL | STEEL COMP 4340 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 155000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 1.107 INCHES MINIMUM AND | | 1.125 INCHES MAXIMUM | | HEAD HEIGHT | 0.750 INCHES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.625 INCHES MINIMUM AND | | 0.631 INCHES MAXIMUM | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.758 INCHES MINIMUM AND | | 0.760 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 1.250 INCHES NOMINAL FIRST SHOULDER |
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