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Product Specifications:
| Item | Jaw Coupling Hub |
| Bore Dia. | 9 mm |
| Bore Size | 9 mm |
| Bore Tolerance | +0.013 mm to +0.028 mm |
| Bore Type | Round Bore With Keyway |
| Center | 0.47" |
| Center Hole | 0.47" |
| Compatible Center Element Manufacturer Part No. | L050H, L050N, L050U |
| Coupling Overall Length | 43.7 mm |
| Coupling Size | L050 |
| Element Type | Jaw Coupling Hub |
| For Shaft Type | Keyed |
| Horsepower @ 100 Rpm | 0.042 hp Buna-N Spider, 0.06 hp Urethane Spider, 0.08 hp Hytrel Spider |
| Hub Diameter | 27.4 mm |
| Hub Material | Carbon Steel |
| Hub Projection | 15.9 mm |
| Included Screws | Set Screw |
| Jaw Profile | Straight |
| Jaw Type | Straight |
| Keyway Depth | 1.4 mm |
| Keyway Size | 3 mm x 1.4 mm |
| Keyway Width | 3 mm |
| Length Through Bore | 16 mm |
| Max. Parallel Misalignment | 19/50" |
| Max. Speed | 18000 RPM |
| Maximum Bore Diameter | 15.906 mm |
| Maximum Operating Temperature | 121°C |
| Minimum Operating Temperature | -35°C |
| Number Of Locking Screws | 1 |
| Outside Dia. | 11 4/5" |
| Outside Diameter | 27 mm |
| Product Type | L-Jaw Hub |
| Rated Torque For Spider Types | 26 lbs.-in. (Buna-N), 39 lbs.-in. (Urethane), 50 lbs.-in. (Hytrel) |
| Resistance Properties | Chemical Resistant, Oil Resistant |
| Screw Thread Size | 1/4"-20 NC |
| Set Screw Thread Size | 1/4"-20 |
| Set Screw Thread Type | Coarse |
| Setscrew | 1/4-20NC |
| Setscrew Length | 1/4" |
| Shaft Locking Type | Set Screw |
| Size | L050 |
| Standards | Iso Certified |
| System Of Measurement | Metric |
Shipping Info:
| Ship weight (kg) | 0.14 |
| Ship height (cm) | 2.69 |
| Ship length (cm) | 4.29 |
| Ship width (cm) | 2.69 |
Product Variants
| Product | Model | Max. Speed | Keyway Size | Max. Parallel Misalignment | Hub Material | Bore Dia. | Outside Dia. | For Shaft Type | Coupling Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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L05038NK | 18000 RPM | No Keyway | 0.015" | Carbon Steel | 3/8" | 1 2/25" | Round | L050 | €9.01 | |
![]() |
L05012 | 18000 RPM | 1/8" x 1/16" | 0.015" | Sinter Carbon Steel | 1/2" | 1 2/25" | - | - | €6.29 | |
![]() |
L07012 | 14000 RPM | 1/8" x 1/16" | 0.015" | Sinter Carbon Steel | - | 1 9/25" | - | - | €9.76 | |
![]() |
L07014NK | 14000 RPM | No Keyway | 0.015" | Sinter Carbon Steel | 1/4" | 1 9/25" | - | - | €10.43 | |
![]() |
L0707/16NK | 14000 RPM | No Keyway | 0.015" | Sinter Carbon Steel | 0.438" | 1 9/25" | - | - | €15.04 | |
![]() |
L0705/16NK | 14000 RPM | No Keyway | 0.015" | Sinter Carbon Steel | 0.312" | 1 9/25" | - | - | €10.43 | |
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L07012NK | 14000 RPM | No Keyway | 0.015" | Carbon Steel | 1/2" | 1 9/25" | Round | L070 | €15.08 |
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Contact us
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TB WOODS L0509MM L-Jaw Hub, Sinter Carbon Steel, L050 Size, 9mm Bore Dia., 18000 rpm
€9.01 /unit



