4540-01-179-7881 HEATING ELEMENT,ELECTRICAL,IMMER Index 5310-01-179-7883 NUT,PLAIN,RECTANGULAR

National Stock Number:
5310-01-179-7882

Federal Supply Class:
5310

National Item Identification Number:
011797882

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:
332272660225L3 TECHNOLOGIES, INC.
332272677068ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV


Techincal Specification:
THREAD SERIESUN
NOMINAL THREAD SIZE2.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALALUMINUM ALLOY 6061 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TY3 CL1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEKNURLED
NUT DIAMETER2.990 INCHES MINIMUM AND
3.010 INCHES MAXIMUM
NUT THICKNESS1.078 INCHES MINIMUM AND
1.100 INCHES MAXIMUM
NUT COUNTERBORE DEPTH0.688 INCHES MINIMUM AND
0.734 INCHES MAXIMUM OVERALL
COUNTERBORE DIAMETER2.760 INCHES MINIMUM AND
2.781 INCHES MAXIMUM OVERALL


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