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National Stock Number:
5310-00-421-7763
Federal Supply Class:
5310
National Item Identification Number:
004217763
Description:
NUT,PLAIN,OCTAGON
Detail:
A NUT, FLAT ON TOP AND BOTTOM, HAVING EIGHT FLAT SIDES. IT MAY INCLUDE A RETAINING DOWEL PIN. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE WIDTH ACROSS THE FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. (WHEN HEIGHT OR THICKNESS AND/OR WIDTH ACROSS THE FLATS IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE).
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Manufacturer Information:
| 1128HM40088-11 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 1128HM40088-11 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| DRILLED HOLE DIAMETER | 0.048 INCHES NOMINAL | | BEARING SURFACE FINISH | 125.0 MICROINCHES | | BEARING SURFACE TYPE | WASHER FACED | | COUNTERBORE DIAMETER | 1.057 INCHES MINIMUM AND 1.067 INCHES MAXIMUM NUT | | HOLE CONFIGURATION STYLE | CONFIGURATION A | | HOLE TYPE AND QUANTITY | 8 DRILLED | | NOMINAL THREAD SIZE | 1.000 INCHES | | NUT COUNTERBORE DEPTH | 0.166 INCHES MINIMUM AND 0.176 INCHES MAXIMUM NUT | | NUT HEIGHT | 0.463 INCHES MINIMUM AND 0.468 INCHES MAXIMUM | | NUT STYLE | PLAIN, OCTAGON | | SPECIAL FEATURES | EXTENDED WASHER 1.425IN. MIN,1.430 IN. MAX DIA 0.140 IN. MIN,0.171 IN. MAX THK | | WIDTH ACROSS FLATS | 1.187 INCHES NOMINAL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UNEF |
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