4130-01-503-7398 COOLER UNIT,AIR Index 1560-01-503-7400 PANEL,STRUCTURAL,AIRCRAFT

National Stock Number:
5310-01-503-7399

Federal Supply Class:
5310

National Item Identification Number:
015037399

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:
92815A11507BY4MCMASTER-CARR SUPPLY CO


Techincal Specification:
HARDNESS RATING85.0 ROCKWELL B NOMINAL
MATERIALSTEEL COMP 1213 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT DIAMETER0.750 INCHES NOMINAL
NUT STYLEKNURLED
NUT THICKNESS0.219 INCHES NOMINAL
SPECIAL FEATURESCOLOR BLACK
WIDTH ACROSS FLATS0.500 INCHES NOMINAL
SURFACE TREATMENTOXIDE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUNC
THREAD QUANTITY PER INCH20


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