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


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