![[Tsubaki] — Powerlock EF Series Shaft Locking Element (Flange-Integrated, Small (Ø10~25 mm))](https://img.prosourcemro.com/2026/05/001-294-1024x1024.png)
Shaft Locking Elements
TSUBAKI
[Tsubaki] — Powerlock EF Series Shaft Locking Element (Flange-Integrated, Small (Ø10~25 mm))
Family ID: TSB-PL-EF-S
Tsubaki Powerlock EF Series — EL series locking element with integrated pressure flange. Combines shaft locking and flange mounting in a single compact unit. Non-backlash friction connection; no keyway required. Standard grade. RoHS compliant.
13 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| PL010X013EF | Shaft Ø10 mm × Outer Ø13 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 10 mm | Outer Diameter: 13 mm | ||
| PL011X014EF | Shaft Ø11 mm × Outer Ø14 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 11 mm | Outer Diameter: 14 mm | ||
| PL012X015EF | Shaft Ø12 mm × Outer Ø15 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 12 mm | Outer Diameter: 15 mm | ||
| PL014X018EF | Shaft Ø14 mm × Outer Ø18 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 14 mm | Outer Diameter: 18 mm | ||
| PL015X019EF | Shaft Ø15 mm × Outer Ø19 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 15 mm | Outer Diameter: 19 mm | ||
| PL016X020EF | Shaft Ø16 mm × Outer Ø20 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 16 mm | Outer Diameter: 20 mm | ||
| PL017X021EF | Shaft Ø17 mm × Outer Ø21 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 17 mm | Outer Diameter: 21 mm | ||
| PL018X022EF | Shaft Ø18 mm × Outer Ø22 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 18 mm | Outer Diameter: 22 mm | ||
| PL019X024EF | Shaft Ø19 mm × Outer Ø24 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 19 mm | Outer Diameter: 24 mm | ||
| PL020X025EF | Shaft Ø20 mm × Outer Ø25 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 20 mm | Outer Diameter: 25 mm | ||
| PL022X026EF | Shaft Ø22 mm × Outer Ø26 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 22 mm | Outer Diameter: 26 mm | ||
| PL024X028EF | Shaft Ø24 mm × Outer Ø28 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 24 mm | Outer Diameter: 28 mm | ||
| PL025X030EF | Shaft Ø25 mm × Outer Ø30 mm | Tsubaki | Series: Powerlock EF | Grade: Standard | Size Range: Small (Ø10~25 mm) | Type: EL Series with Integrated Pressure Flange | Feature: Combined shaft locking + flange mounting in one unit | Keyway: Not Required | RoHS: Compliant | Application: Flange-mount shaft connections, compact drive assemblies | Shaft Diameter: 25 mm | Outer Diameter: 30 mm |
