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:
NUT STYLEKNURLED
NUT THICKNESS0.560 INCHES NOMINAL
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
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH12
THREAD SERIESUN


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