... original screw)5.Delivery Detail: Within 3 working days6.Applicable server Models: 306m (1887, 8491, 8849)for IBM System x Tower ... , 7379) x3500 (7977) x3800 (8865, 8866)for IBM System x Rack-mount Servers x3250 (4364, 4365, 4366) x3250 M2 (4190, 4191, 4194 ...