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National Stock Number:
5305-01-642-2298
Federal Supply Class:
5305
National Item Identification Number:
016422298
Description:
SCREW,MACHINE
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Manufacturer Information:
| 0.250-20UNC-1.750NICU | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 0.250-20UNC-1.750NICUD4 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 709-5343924 ITEM 193D4 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 709-5343924 ITEM 193 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZX | | DEPARTURE FROM CITED DESIGNATOR | MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES | | FASTENER LENGTH | 1.750 INCHES MAXIMUM | | HEAD STYLE | ROUND | | INTERNAL DRIVE STYLE | SLOT | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SCREW MATERIAL | NICKEL ALLOY AND COPPER ALLOY | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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