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Product Specifications:
| Item | Jaw Coupling Hub |
| Bore Dia. | 3/4" |
| Bore Size | 1 mm |
| Bore Tolerance | +0.0005" to +0.0015" |
| Bore Type | Finished With Keyway |
| Center | 1" |
| Element Type | Jaw Coupling Hub |
| Hub Dia. | 4" |
| Hub Material | Cast Iron |
| Jaw Type | Straight |
| Keyway Size | 3/16" x 3/32" |
| Length Through Bore | 1.94" |
| Max. Angular Misalignment | 0.015" |
| Max. Parallel Misalignment | 0.015" |
| Max. Speed | 5000 RPM |
| Outside Dia. | 4 1/2" |
| Overall Length | 4 22/25" |
| Product Type | L-Jaw Hub |
| Set Screw Thread Class | Class 2B |
| Set Screw Thread Size | 7/16"-14 |
| Set Screw Thread Type | Coarse |
| Setscrew | 7/16-14 UNC - 2B |
| Setscrew Length | 5/8" |
| Size | L190 |
Shipping Info:
| Ship weight (kg) | 3.12 |
| Ship height (cm) | 11.43 |
| Ship length (cm) | 12.4 |
| Ship width (cm) | 11.43 |
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 | |
![]() |
L07012NK | 14000 RPM | No Keyway | 0.015" | Carbon Steel | 1/2" | 1 9/25" | Round | L070 | €15.08 |
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TB WOODS L19034 L-Jaw Hub, Cast Iron, L190 Size, 0.75 inch Bore Dia., 4.5 inch Outer Dia.
€143.95 /unit




