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National Stock Number:
5305-01-657-8139
Federal Supply Class:
5305
National Item Identification Number:
016578139
Description:
SCREW,CAP,SOCKET HEAD
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Manufacturer Information:
| BACS12HL4B28 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| CHAMFER ANGLE | 30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM | | COLOR | BLACK OVERALL | | FASTENER LENGTH | 1.750 INCHES NOMINAL | | HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL COMP 4340 OR STEEL COMP 8740 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,CAP,SOCKET | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH ACROSS FLATS | 0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | SURFACE TREATMENT | OXIDE FILM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.00 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNJF |
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