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3holes are equally spaced at 90 degrees from the centerline of the aperture and 2 holes spaced at 70 degrees from the centerline of the aperture and 30 degrees apart off the same centerline
MRC:
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.AAGR
Cross Sectional Shape:
Solid single or composition
MRC:
The length of a straight line which passes through the center of a hole,and terminates at the circumference.AAUB
Hole Diameter:
Between 0.515 inches and 0.532 inches
MRC:
The length of a straight line which passes through the center of a bolt circle,and terminates at the circumference.ABKG
Bolt Circle Diameter:
8.200 inches
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.ABKV
Outside Diameter:
9.000 inches
MRC:
The length of a straight line which passes through the center of an aperture,and terminates at the circumference.ABVL
Aperture Diameter:
Between 2.500 inches and 2.615 inches
MRC:
A measurement of the smallest dimension of a cross section,in distinction from length or width.ADVM
Cross-sectional Thickness:
0.188 inches
MRC:
The number of bolt holes provided on the item.AECS
Bolt Hole Quantity:
5
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Rubber polychloroprene
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Mil-r-6855, class 2, type a, grade 60 military specification single material response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Circular
