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National Stock Number:
5305-01-143-8631
Federal Supply Class:
5305
National Item Identification Number:
011438631
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:
| NA0070-025006 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | NAS0026 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| BEARING SURFACE OF HEAD SURFACE FINISH | 0.8 MICROMETERS | | COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM | | FASTENER LENGTH | 5.7 MILLIMETERS MINIMUM AND 6.3 MILLIMETERS MAXIMUM | | HEAD DIAMETER | 4.5 MILLIMETERS MINIMUM AND 5.0 MILLIMETERS MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORQUE SET | | MINIMUM TENSILE STRENGTH | 1100 MEGAPASCALS | | NOMINAL THREAD DIAMETER | 2.5 MILLIMETERS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,MACHINE,100DEG FLUSH HEAD,OFFSET CRUCIFORM RECESS,FULL THREAD,A286 CRES,1100 MPA,METRIC | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731,5732,5737 OR AMS5853 NATIONAL SPEC SINGLE MATERIAL RESPONSE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2700,METHOD 1,CLASS 4 NATIONAL SPEC SINGLE TREATMENT RESPONSE | | SCREW MATERIAL | IRON ALLOY 660 | | SCREW SURFACE TREATMENT | PASSIVATE | | SHANK SURFACE FINISH | 0.8 MICROMETERS | | SPECIFICATION/STANDARD DATA | 80205-NA0070 AND NA0026 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 4.95 MILLIMETERS NOMINAL | | THREAD PITCH IN MILLIMETERS | 0.45 | | THREAD SERIES DESIGNATOR | MJ | | THREAD SURFACE FINISH | 0.8 MICROMETERS |
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