4540-01-137-2469 HEATING ELEMENT,ELECTRICAL,NONIMMERSION TYPE Index 5975-01-137-2471 CONDUITASSEMBLY,METAL,FLEXIBLE

National Stock Number:
5310-01-137-2470

Federal Supply Class:
5310

National Item Identification Number:
011372470

Description:
NUT,PLAIN,KNURLED

Detail:
A NUT, ROUND IN SHAPE, HAVING ALL OR PART OF ITS OUTER SURFACE KNURLED. IT MAY HAVE PROVISIONS FOR EXTERNAL WRENCHING. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE OUTSIDE DIAMETER, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. SEE ALSO NUT (1), PLAIN, ROUND. (WHEN HEIGHT OR THICKNESS, AND/OR OUTSIDE DIAMETER IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE).


Manufacturer Information:
68A552172-200176301THE BOEING COMPANY


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 COND T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 6061 OVERALL
NOMINAL THREAD SIZE3.000 INCHES
NUT DIAMETER3.250 INCHES NOMINAL
NUT STYLEKNURLED
NUT THICKNESS0.560 INCHES NOMINAL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH12


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