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National Stock Number: 5305-01-673-5540
Federal Supply Class: 5305
National Item Identification Number: 016735540
Description: SCREW,CAP,SOCKET HEAD
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Manufacturer Information:
| AES14U312C25WA6FQ1 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | ASME B18.24 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS |
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Techincal Specification:
| FASTENER LENGTH | 3.250 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAP, HEX SOCKET HEAD | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | MATERIAL GRADE 8 | | SURFACE TREATMENT | ZINC AND NICKEL OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.3125 INCHES MINIMUM AND 0.3160 INCHES MAXIMUM |
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