Industrial Part 4YY21 of Dayton - Request a Quote
For industrial products like 4YY21 Upblast Less Drive Package, 30-1/2 In from manufacturers such as Dayton, you won’t find a better source than Industrials Unlimited, an all-inclusive marketplace for industrial products and much more. As a leader among independent distributors, we have access to an inventory of more than 2 billion new and obsolete parts such as 4YY21 and many others. We are also an AS9120B, ISO 9001:2015, and FAA AC 00-56B accredited business, ensuring the quality of each part we sell.
Whether you need 4YY21 from product category Fans And Hvac Equipment or any other parts in our vast and diverse inventory, Industrials Unlimited can provide it with short lead times and competitive prices. Any parts not in stock can be efficiently sourced and shipped via our extensive international supply chain network that spans North America and Europe. We are also the only independent distributor with a no China sourcing policy, meaning every part we sell is fully traceable or comes directly from a trusted manufacturer like Dayton. To begin the purchasing process immediately, submit an RFQ today. Our team of dedicated account managers is standing by and will respond to you in 15 minutes or less.
| Adj. 12 3/8 H Roof Curb Stock No. | 2ZV85 |
| Adj. UL 762 Kitchen Roof Curb Stock No. | 4HX63 |
| Base Height | 1 3/4 in |
| Base Length | 42 |
| Base Size - Roof Ventilators | 42 in x 42 in |
| Base Width | 42 |
| CFM Range | 5940 to 14,727 @ 0.0 in SP |
| Country of Origin (subject to change) | United States |
| Dimension A | 42 in |
| Dimension B | 50 in |
| Dimension C | 40 in |
| Dimension D | 29 1/4 in |
| Drive Package With Motor Included | No |
| Drive Type | Belt |
| Drive Type - Roof Ventilators | Belt Drive |
| Duty Rating - Roof Ventilators | Standard |
| Fixed UL 762 Kitchen Roof Curb Stock No. | 4HX59 |
| Housing Material | Spun Aluminum |
| Includes | NEMA 1 Junction Box |
| Item | Upblast Ventilator |
| Item - Roof Ventilators | Upblast Ventilator |
| Max. Inlet Temp. | 300 Degrees |
| Motor HP Range | 1/3 to 5 |
| Mounting Location | Roof |
| Mounting Location - Roof Ventilators | Roof |
| Number of Speeds | 1 |
| Overall Dia. | 50 in |
| Overall Height | 40 in |
| Recommended 12 In. Fixed Curb Item No. | 2RB81 |
| Recommended 8 In. Fixed Curb Item No. | 4HX43 |
| Recommended Damper Size (In.) | 35 x 35 |
| Recommended Damper Stock No. | 4HX69 |
| RPM Range | 365 to 905 |
| Shaft Dia. Sheave End | 1 in |
| Shaft Dia. Wheel End | 1 in |
| Standards | UL/cUL 762, AMCA Sound & Air |
| Wheel Dia. | 30 1/2 in |
| Wheel Material | Aluminum |
| Wheel Type | Backward Inclined Centrifugal |
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