1680-01-473-1362 ADAPTER,FLANGE,COUPLING Index 4820-01-473-1364 VALVE,SAFETY RELIEF

National Stock Number:
5310-01-473-1363

Federal Supply Class:
5310

National Item Identification Number:
014731363

Description:
NUT,PLAIN,SPLINE

Detail:
A NUT HAVING AN EXTERNALLY SPLINED SLEEVE WHICH HOLDS IT IN POSITION WHEN FORCED INTO A HOLE OF SLIGHTLY SMALLER DIAMETER.


Manufacturer Information:
K874269-01184955KAMAN AEROSPACE CORPORATION


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE1.938 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD PITCH DIAMETERS1.8969 TO 1.9021 INCHES
MATERIALSTEEL COMP 4340 OVERALL
SURFACE TREATMENTALUMINUM AND
CHROMATE OVERALL
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND
38.0 ROCKWELL C MAXIMUM
NUT STYLESPLINE
PILOT DIAMETER2.787 INCHES MINIMUM AND
2.792 INCHES MAXIMUM
PILOT LENGTH0.370 INCHES MINIMUM AND
0.380 INCHES MAXIMUM
NUT DIAMETER2.787 INCHES MINIMUM AND
2.792 INCHES MAXIMUM
NUT HEIGHT0.570 INCHES MINIMUM AND
0.580 INCHES MAXIMUM
SPECIAL FEATURESHEAT TREAT TO 150 KSI TENSILE STRENGTH; EXTERNAL 44 TOOTH SPLINE, MAJOR DIA. 2.787 - 2.792 IN., MINOR DIA. 2.6656 IN. MINIMUM, FLAT ROOT; 18 EQUALLY SPACED SLOTS 0.175 - 0.180 IN. WIDTH


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