4387 Leeson Power Transmission
KKM Solutions is an independent parts distributor, not an authorized Leeson dealer — how we source.
Overview
Part number 4387 from Leeson, listed in Power Transmission. Specifications on file: Catalog Number 4387; Duty Continuous; Enclosure Type ODP; Frame 56. KKM Solutions quotes this part with pricing and availability confirmed per order.
Feature Variable torque on two speed motors Heavy gauge steel frame and base UL recognized and CSA certified LEESON catalog number 4387 (General Purpose Motor, 1/2 HP, 1 Ph, 60 Hz, 230 V, 56 Frame, DP). Catalog specifications: Frame Material: Rolled Steel; Thermal Protection: No Protection; Current: 4.2 A; Insulation Class: B; Output HP: 1 / 2 Hp; CSA: Y; Duty: Continuous; Rotation: Selective Counterclockwise; Frame Size: 56; Starting Method: Across The Line; Poles: 4; Electrical Type: Split Phase; CE: N; Ambient Temperature: 40 °C; Service Factor: 1; Opp Drive End Bearing Size: 6203; Voltage: 230 V; Motor Orientation: Any; Power Factor: 0; Speed: 1,725 rpm; Shaft Diameter: 0.625 in; Shaft Type: NEMA 56; Output KW: 0.37 kW; Opp Drive End Bearing: Ball; Drive End Bearing Size: 6203; Enclosure: Drip Proof; Outline Drawing: 52A101470P2; KVA Code: P; Frame: 56; UL: Recognized; Phase: 1; Connection Drawing: 52A105377AA; Drive End Bearing: Ball; Frequency: 60 Hz. Weight: 19.00 LB.
Specifications
| Catalog Number | 4387 |
|---|---|
| Duty | Continuous |
| Enclosure Type | ODP |
| Frame | 56 |
| Frame Material | Rolled Steel |
| Frequency | 60 Hz |
| Full Load Amps | 4.2 A |
| Horsepower | 1/2 HP |
| Mounting | Resilient |
| Phase | 1 |
| Replaces | 5KH39QN9684, D12CP2PH9, 6K464 |
| Speed | 1800 RPM |
| Voltage | 230V |
| Weight | 19 lb |
Product details
| Manufacturer | Leeson |
|---|---|
| Manufacturer part number | 4387 |
| Product category | Power Transmission |
| Published specifications | 14 attributes listed |
| Listing details last updated | 7 September 2026 |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How much does 4387 cost?
4387 is listed at CA$402.20 (CAD) and can be ordered directly from this page with Add to Cart. That figure is a reference price and can change: your card is authorized at checkout and charged only once our order desk confirms the part, stock, and final price, and we email you first if anything has moved. Larger quantities or custom terms — email orderdesk@kkmsolutions.com for a volume quote.
Who manufactures the 4387?
4387 is made by Leeson and is listed in our Power Transmission category. KKM Solutions is an independent distributor, not an authorized Leeson dealer: we source the exact Leeson part number 4387, and the quote confirms condition and lead time before you order.
Is the 4387 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 4387, 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 4387?
No published lifecycle status is on file for 4387. 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 4387?
Key specifications include Catalog Number: 4387; Duty: Continuous; Enclosure Type: ODP; Frame: 56. The full specification table on this page lists every published attribute for this part.
What voltage does 4387 use?
Per the published specification for 4387: Voltage: 230V. 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 4387?
Per the published specification for 4387: 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 4387 weigh?
Per the published specification for 4387: 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 4387 ship?
Lead time for 4387 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.
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