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P.O. Box 2114 Durango, CO 81302 (970) 259-0412 Fax (970) 259-5149

Note: There are two performance curves on this page - one for a 1200 RPM fan and one for a 900 RPM fan.

Model Number:	W - 5 - C

Fan Diameter:	78	Hub Diameter:	30	RPM:	1200

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Model Number:	W - 5 - D

Fan Diameter:	78	Hub Diameter:	30	RPM:	900