Features
0.437 inches nominal overall length, aluminum alloy 6061 material, anodize and paint surface treatment.
Includes quality control certificate of conformance.
Specifications
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Overall Diameter:
4.250 inches
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Mounting Configuration:
Shaft hole 0.999 diameter 63aa finish, 6 holes 0.169 diameter equally spaced on 1.800 diameter circle counterbored to 0.375 diameter 0.156 deep, 3 holes 0.219 diameter equally spaced on 3.812 diameter circle w/1 hole 0.138-32unc-2b 40 degrees from a hole on the same circle
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Material Specification:
Qq-a-250/11, alloy 6061 federal specification single material response
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Federal Supply Class (fsc):
Miscellaneous electric power and distribution equipment
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National Stock Number (nsn):
6150-01-206-8577
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Special Features:
Stepped ring groove on face w/hole counterbores; ring groove 2.500 diameter x 0.147 deep 32aa finish to 3.316 dia; step is 0.093 w to 3.502 diameter x 0.193 deep 63aa finish; other face counterbored 2.876 diameter x 0.062 deep