From an old reference book:
Quote:
MS24566
AN 210-
ANTI-FRICTION BEARING PULLEY. Note: AN2IO-1A,
-2A, -3A and -4A pulleys to Spec. AN-P6O are
available, subject to availability of bearings.
AN210-A pulleys are dimensionally the same as the “B”
pulleys, but have metal shielded bearings rather
than removable composition seal type bearings. All
MS24566 pulleys available in phenolic or aluminum.
Examples of part numbers:
MS24566-1B Pulley with phenolic sheave
MS24566A1B Pulley with aluminum sheave
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