Mushroom shaped; 30 mm dia; mounted on a 6 mm shaft; 30, 500 rpms
No other part numbers with same form, fit, and function found.
NSN 5855-00-106-1640
NSN 6135-00-437-5182
NSN 5965-01-458-8669
NSN 5855-01-040-3881
NSN 6150-00-175-7868
NSN 5910-01-365-6760
NSN 5910-00-961-1663
NSN 6110-01-184-7467
NSN 6320-00-433-2773
NSN 5935-00-996-7617
NSN 5975-00-297-3940
NSN 5855-01-415-9822