Dynamic Slot
Tensioners
Dynamic pivot tensioners are ideal for tight spaces and when you need adjustments for installation and service.
Size 3
- .21 inch minimum idler pulley clearance
- Tensioner stroke of .25 inches
- Self contained spring with 2.5 pounds continuous force, withstands 10 pounds peak
Size 4
- .23 inch minimum idler pulley clearance
- Tensioner stroke of .25 inches
- Self contained spring with 5 pounds continuous force, withstands 15 pounds peak
| Part Number | Pulley Pitch | No. of Grooves | Pulley O.D. | Pulley Material | Max. Belt Width | Pulley Height | Bearing Type | Mounting Screw | Spring Direction | Max. Spring Force |
DS3UB-F63A29-B21PE-PS 
DS3UB-F63A29-B21PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| FLAT | N/A | .625" | ALUMINUM | 1/4" (6mm) | .21" | BALL | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-F63A29-S24PE-PS
DS3UB-F63A29-S24PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| FLAT | N/A | .625" | ALUMINUM | 1/4" (6mm) | .24" | SLEEVE | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-F63L29-N21PE-PS
DS3UB-F63L29-N21PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| FLAT | N/A | .625" | PLASTIC | 1/4" (6mm) | .21" | N/A | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS4UB-XL16A42-B23PE-PS
DS4UB-XL16A42-B23PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| XL (1/5") | 16 | .999" | ALUMINUM | 3/8" (9mm) | .23" | BALL | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-5M17A107-B58PE-PS
DS4UB-5M17A107-B58PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 5mm HTD | 17 | 1.020" | ALUMINUM | 3/8" (9mm) | 5.8mm | BALL | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-3M28A107-B58PE-PS
DS4UB-3M28A107-B58PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm HTD | 28 | 1.023" | ALUMINUM | 3/8" (9mm) | 5.8mm | BALL | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-MX40A42-B23PE-PS
DS4UB-MX40A42-B23PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| MXL (.080") | 40 | .999" | ALUMINUM | 3/8" (9mm) | .23" | BALL | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-3G28A107-B58PE-PS
DS4UB-3G28A107-B58PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm GT | 28 | 1.023" | ALUMINUM | 3/8" (9mm) | 5.8mm | BALL | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-2G40A107-B58PE-PS
DS4UB-2G40A107-B58PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 2mm GT | 40 | .983" | ALUMINUM | 3/8" (9mm) | 5.8mm | BALL | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-F100A42-B23PE-PS
DS4UB-F100A42-B23PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| FLAT | N/A | 1" | ALUMINUM | 3/8" (9mm) | .23" | BALL | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS3UB-3M18A74-B53PE-PS
DS3UB-3M18A74-B53PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm HTD | 18 | .647" | ALUMINUM | 1/4" (6mm) | 5.3mm | BALL | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-MX24A29-S24PE-PS
DS3UB-MX24A29-S24PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| MXL (.080") | 24 | .591" | ALUMINUM | 1/4" (6mm) | .24" | SLEEVE | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-MX24A29-B21PE-PS
DS3UB-MX24A29-B21PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| MXL (.080") | 24 | .591" | ALUMINUM | 1/4" (6mm) | .21" | BALL | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-2G24A74-S61PE-PS
DS3UB-2G24A74-S61PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 2mm GT | 24 | .582" | ALUMINUM | 1/4" (6mm) | 6.1mm | SLEEVE | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-2G24A74-B53PE-PS
DS3UB-2G24A74-B53PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 2mm GT | 24 | .582" | ALUMINUM | 1/4" (6mm) | 5.3mm | BALL | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-3G18A74-S61PE-PS
DS3UB-3G18A74-S61PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm GT | 18 | .647" | ALUMINUM | 1/4" (6mm) | 6.1mm | SLEEVE | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-3G18A74-B53PE-PS
DS3UB-3G18A74-B53PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm GT | 18 | .647" | ALUMINUM | 1/4" (6mm) | 5.3mm | BALL | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS3UB-3M18A74-S61PE-PS
DS3UB-3M18A74-S61PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm HTD | 18 | .647" | ALUMINUM | 1/4" (6mm) | 6.1mm | SLEEVE | 6-32 x 1/2 | PUSH | 2.5 LBS. |
| DS4UB-F100L42-N23PE-PS
DS4UB-F100L42-N23PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| FLAT | N/A | 1" | PLASTIC | 3/8" (9mm) | .23" | N/A | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-F100A42-S28PE-PS
DS4UB-F100A42-S28PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| FLAT | N/A | 1" | ALUMINUM | 3/8" (9mm) | .28" | SLEEVE | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-2G40A107-S71PE-PS
DS4UB-2G40A107-S71PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 2mm GT | 40 | .983" | ALUMINUM | 3/8" (9mm) | 7.1mm | SLEEVE | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-3G28A107-S71PE-PS
DS4UB-3G28A107-S71PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm GT | 28 | 1.023" | ALUMINUM | 3/8" (9mm) | 7.1mm | SLEEVE | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-MX40A42-S28PE-PS
DS4UB-MX40A42-S28PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| MXL (.080") | 40 | .999" | ALUMINUM | 3/8" (9mm) | .28" | SLEEVE | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-3M28A107-S71PE-PS
DS4UB-3M28A107-S71PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 3mm HTD | 28 | 1.023" | ALUMINUM | 3/8" (9mm) | 7.1mm | SLEEVE | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-5M17A107-S71PE-PS
DS4UB-5M17A107-S71PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| 5mm HTD | 17 | 1.020" | ALUMINUM | 3/8" (9mm) | 7.1mm | SLEEVE | 10-32 x 1/2 | PUSH | 5 LBS. |
| DS4UB-XL16A42-S28PE-PS
DS4UB-XL16A42-S28PE-PS
Dynamic Slot TensionersContact us if you need a RoHS certificate for this part
| XL (1/5") | 16 | .999" | ALUMINUM | 3/8" (9mm) | .28" | SLEEVE | 10-32 x 1/2 | PUSH | 5 LBS. |
