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National Stock Number:
5305-99-121-2542
Federal Supply Class:
5305
National Item Identification Number:
991212542
Description:
SCREW,MACHINE
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Manufacturer Information:
| 28DU18123 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY | | 6G | K7766 | BRITISH STANDARDS INSTITUTION | | A173 | K7766 | BRITISH STANDARDS INSTITUTION | | A173-6G | K7766 | BRITISH STANDARDS INSTITUTION |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.250 INCHES NOMINAL | | HEAD DIAMETER | 0.572 INCHES MINIMUM AND 0.638 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORQUE | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | K7766-BS A173 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | CADMIUM | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | K0379-DTD904 GOVERNMENT STD/SPEC SINGLE TREATMENT RESPONSE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.537 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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