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Product Specifications:
| Item | V-Belt Sheave |
| 4l Pitch Diameter | 4" |
| 4l, A, Or Ax Belt Pitch Dia. | 4" |
| 4la Or A Belt Pitch Dia. | 4" |
| 5l Pitch Diameter | 4.4" |
| 5l, B, Or Bx Belt Pitch Dia. | 4.4" |
| A Pitch Diameter | 4" |
| Ax Pitch Diameter | 4" |
| B Pitch Diameter | 4 2/5" |
| Belt Type | 4L |
| Bore Type | Bushed |
| Bushing | QT |
| Bushing Required | QT |
| Bx Pitch Diameter | 4.4" |
| Construction | Web |
| Datum Dia. | 4 2/5" |
| Dimension E | 0.06" |
| Dimension L | 1 1/4" |
| Dimension M | 11/25" |
| Face Width | 7/8" |
| For Belt Section | 4L, 5L, A, Ax, B, Bx |
| For Bushing Size | QT, H |
| For Bushing Type | Quick Detachable, Split Taper |
| For V-belt Type | Classical, Cogged |
| Industry Number | BK50 |
| Length Through Bore | 1 1/4" |
| Material | Cast Iron |
| Material Fabrication | Cast |
| Max. Rpm | 5270 RPM |
| No. Of Grooves | 1 |
| Outside Dia. | 4 3/4" |
| Outside Diameter | 4.75" |
| Overall Length | 1.312" |
| Overall Width | 1 5/16" |
| Pitch Dia. | 4" (4L, A), 4.4" (5L, B) |
| Product Type | FHP QT Bushed |
| Pulley Construction | Webbed |
| Pulley Industry Number | BK50 |
| Pulley Series | Series BK |
| Set Screw Included | No |
Shipping Info:
| Ship weight (kg) | 0.95 |
| Ship height (cm) | 14.73 |
| Ship length (cm) | 14.22 |
| Ship width (cm) | 3.05 |
| HS code | 8483509040 |
| Country of Origin | US |
Product Variants
| Model | Bore Type | Outside Dia. | 4l, A, Or Ax Belt Pitch Dia. | For Belt Section | 5l, B, Or Bx Belt Pitch Dia. | Industry Number | Datum Dia. | Max. Rpm | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| BK100 | Bushed | 9 3/4" | 9" | 4L, 5L, A, Ax, B, Bx | 9.4" | - | 9 2/5" | 2570 RPM | €131.11 | |
| BK105 | Bushed | - | 9 1/2" | 4L, 5L, A, Ax, B, Bx | 9.9" | - | 9.9" | 2440 RPM | €137.94 | |
| BK110 | Bushed | 10 3/4" | 10" | 4L, 5L, A, Ax, B, Bx | 10.4" | BK110 | 10 2/5" | 2330 RPM | €153.79 | |
| BK115 | Bushed | 11 1/4" | 10 1/2" | 4L, 5L, A, Ax, B, Bx | 10.9" | - | 10.9" | 2230 RPM | €148.01 | |
| BK120 | Bushed | 11 3/4" | 11" | 4L, 5L, A, Ax, B, Bx | 11.4" | - | 11 2/5" | 2130 RPM | €170.48 | |
| BK130 | Bushed | 12 3/4" | 12" | 4L, 5L, A, Ax, B, Bx | 12.4" | - | 12 2/5" | 1970 RPM | €179.59 | |
| BK140 | Bushed | - | 13" | 4L, 5L, A, Ax, B, Bx | 13.4" | - | 13 2/5" | 1820 RPM | €197.81 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
TB WOODS BK50 FHPQTBushed V-Belt Sheave, Cast Iron, 4L Type Belt, 4.4 inch Datum Dia.
€73.46 /unit

