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National Stock Number:
5305-01-647-6577
Federal Supply Class:
5305
National Item Identification Number:
016476577
Description:
SCREW,CLOSE TOLERANCE
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Manufacturer Information:
| NAS1581C4H7P | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | NAS1581C4H7P | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.403 INCHES NOMINAL | | FASTENER LENGTH | 0.826 INCHES MINIMUM AND | | 0.856 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.350 INCHES MINIMUM AND | | 0.398 INCHES MAXIMUM | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | GRIP LENGTH | 0.428 INCHES MINIMUM AND | | 0.448 INCHES MAXIMUM | | GRIP DIAMETER | 0.248 INCHES MINIMUM AND | | 0.249 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT 100 DEGREE FLUSH REDUCED HEAD |
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