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National Stock Number: 5305-01-718-8720
Federal Supply Class: 5305
National Item Identification Number: 017188720
Description: SETSCREW
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Manufacturer Information:
| 0.250-20UNC-3AX1.000 NICU | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 2644-785-01-70 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 845-8543809-70 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 1.000 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY AND COPPER ALLOY OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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