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National Stock Number:
5305-99-785-7570
Federal Supply Class:
5305
National Item Identification Number:
997857570
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:
| 10114133 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 30-295-301-24 | K5294 | GE AVIATION SYSTEMS LIMITED | | A204FCSLUN0.112X004ST00CD | K0000 | MINISTRY OF DEFENCE UNITED KINGDOM NATIONAL CODIFICATION BUREAU UKNCB RISK MANAGERS | | 302953-0124 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION | | A204-A8 | K7766 | BRITISH STANDARDS INSTITUTION | | 6A/22759 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY | | A8 | K7766 | BRITISH STANDARDS INSTITUTION |
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Techincal Specification:
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | K0379-DTD 904 GOVERNMENT STD/SPEC SINGLE TREATMENT RESPONSE | | TEST DATA DOCUMENT | K7766-BS 2A.100 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). | | THREAD LENGTH | 0.201 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC | | COUNTERSINK ANGLE | 99.0 DEGREES MAXIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD DIAMETER | 0.191 INCHES MINIMUM AND 0.206 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | SLOT | | MINIMUM TENSILE STRENGTH | 56000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | K7766-A204 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | CADMIUM |
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