B321 Leeson Fans & Blowers
KKM Solutions is an independent parts distributor, not an authorized Leeson dealer — how we source.
Overview
Part number B321 from Leeson, listed in Fans & Blowers. Specifications on file: Catalog Number B321; Duty Continuous; Enclosure Type ODP; Frame 56CZ. KKM Solutions quotes this part with pricing and availability confirmed per order.
Description Commercial and industrial fan and blower exhaust ventilators. Feature No thermal overload protection NEMA service factor LEESON catalog number B321 (Fan and Blower Motor, 0.50 HP, 1 Ph, 60 Hz, 115 V, 1800 RPM, 56CZ Frame, DP). Catalog specifications: Enclosure: Drip Proof; CE: N; Output KW: 0.37 kW; Number of Speeds: 1; Speed: 1725 rpm; Efficiency: 66 %; Rotation: Selective Counterclockwise; Opp Drive End Bearing: Ball; Mounting: Round; Duty: Continuous; Poles: 4; Current: 7.2 A; Service Factor: 1.25; Design Code: NO DESIGN CODE; UL: Recognized; Connection Drawing: A-EE7195A; Starting Method: Across The Line; Torque UOM: OZ-FT; Power Factor: 71.5; Drive End Bearing Size: 6203; Synchronous RPM: 1800 rpm; Motor Orientation: Horizontal; Assembly/Box Mounting: F1 ONLY; Frame Suffix: CZ; Opp Drive End Bearing Size: 6203; Frame Size: 56; IP Code: 22; Shaft Type: Single Special Extension; KVA Code: L; Frequency: 60 Hz; Frame: 56CZ; Insulation Class: B; Phase: 1; Output HP: 0.50 Hp; Ambient Temperature: 40 °C; Electrical Type: Split Phase; Frame Material: Rolled Steel; Thermal Protection: No Protection; Outline Drawing: A-SS79626-700; Resistance Main: 0 Ohms; Voltage: 115 V; Drive End Bearing: Ball; CSA: Y. Weight: 19.00 LB.
Specifications
| Catalog Number | B321 |
|---|---|
| Duty | Continuous |
| Enclosure Type | ODP |
| Frame | 56CZ |
| Frame Material | Rolled Steel |
| Frequency | 60 Hz |
| Full Load Amps | 7.2 A |
| Horsepower | 1/2 HP |
| Mounting | C-Face / Round Body |
| Phase | 1 |
| Replaces | H290, 5K340, S88677, H290, 2.00E+41, 312P506 |
| Speed | 1725 RPM |
| Voltage | 115V |
| Weight | 19 lb |
Product details
| Manufacturer | Leeson |
|---|---|
| Manufacturer part number | B321 |
| Product category | Fans & Blowers |
| Published specifications | 14 attributes listed |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for B321?
This part is quoted on request, so no price is listed for it here. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the B321?
B321 is made by Leeson and is listed in our Fans & Blowers category. KKM Solutions is an independent distributor, not an authorized Leeson dealer: we source the exact Leeson part number B321, and the quote confirms condition and lead time before you order.
Is the B321 new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is new-old-stock, from excess inventory, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the B321, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of B321?
No published lifecycle status is on file for B321. Leeson lists whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the status with the manufacturer at quote time, before you commit. Send the part number through the quote form on this page.
What are the key specifications of B321?
Key specifications include Catalog Number: B321; Duty: Continuous; Enclosure Type: ODP; Frame: 56CZ. The full specification table on this page lists every published attribute for this part.
What voltage does B321 use?
Per the published specification for B321: Voltage: 115V. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
What is the power rating of B321?
Per the published specification for B321: Horsepower: 1/2 HP. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How much does B321 weigh?
Per the published specification for B321: Weight: 19 lb. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How quickly can B321 ship?
Lead time for B321 is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
Related Products
Leeson Leeson B320
Leeson Leeson B309
Leeson Leeson B308
Leeson Leeson B380
Leeson Leeson A099900.00
Leeson Leeson A099899.00
More Fans & Blowers parts
Technical Guides
Browse more Leeson Enclosures & Climate Control, or see everything from Leeson.