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National Stock Number: 5305-00-809-7422
Federal Supply Class: 5305
National Item Identification Number: 008097422
Description: SCREW,MACHINE
Detail: An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
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Manufacturer Information:
A0L4163-520 | 57472 | ALL MANUFACTURERS, INC. | LAS54-8P | 06065 | NEWPORT AERONAUTICAL SALES | PH300-0632-8P | 93907 | TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS | PH399-0632-8P | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | SK2015-456 | 06725 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
FASTENER LENGTH | 0.500 INCHES NOMINAL | HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | HEAD HEIGHT | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM | HEAD STYLE | PAN | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | NOMINAL THREAD DIAMETER | 0.138 INCHES | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE | SCREW MATERIAL | IRON ALLOY 660 | SCREW SURFACE TREATMENT | PASSIVATE | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.500 INCHES MAXIMUM | THREAD SERIES DESIGNATOR | UNC | THREAD QUANTITY PER INCH | 32 |
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