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TB WOODS TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia - General Purpose Straight Jaw Coupling Hubs
TB WOODSGeneral Purpose Straight Jaw Coupling Hubs

TB WOODS TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia

The TB WOOD'S L1901 is a general purpose straight jaw coupling hub from the L190 coupling size series. It features a 4 1/2 in outside diameter and a 4 7/8 in coupling overall length, with a power rating of 4.1 hp…

SKU 3G-OTH-157413

Brand
TB WOODS
Item
TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia
Category
General Purpose Straight Jaw Coupling Hubs
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Technical Specifications

TB WOODS
Manufacturer Part Number
L1901
Outside Dia
4 1/2 in
Coupling Overall Lg
4 7/8 in
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TB WOODS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TB WOOD'S L1901 is a general purpose straight jaw coupling hub from the L190 coupling size series. It features a 4 1/2 in outside diameter and a 4 7/8 in coupling overall length, with a power rating of 4.1 hp when used with a Urethane Spider.

Frequently Asked Questions

What is the TB WOOD'S L1901 jaw coupling hub used for?

The TB WOOD'S L1901 is a general purpose straight jaw coupling hub used to connect rotating shafts in industrial machinery, transmitting torque while accommodating minor misalignment. It is commonly applied in pumps, gearboxes, compressors, and conveyors across manufacturing, material handling, and power transmission systems.

What are the specifications of the TB WOOD'S L1901 coupling hub?

The TB WOOD'S L1901 is an L190 size jaw coupling hub with a 4 1/2 in outside diameter and 4 7/8 in overall length. It is rated for 4.1 hp when paired with a Urethane spider. The manufacturer part number is L1901, and it is designed for straight jaw coupling applications.

Where to buy TB WOOD'S L1901 coupling hub worldwide?

3G Electric supplies the TB WOOD'S L1901 jaw coupling hub to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this genuine TB WOOD'S part.

How to select the correct TB WOOD'S jaw coupling hub for my application?

To select the correct TB WOOD'S jaw coupling hub, match the coupling size (L190) to your shaft diameters and torque requirements. Verify the outside diameter (4 1/2 in) and overall length (4 7/8 in) fit your assembly. The 4.1 hp rating with Urethane spider applies; consult TB WOOD'S catalog for spider durometer recommendations.

Used in

Common applications for TB WOODS
Pump drives — TB WOOD'S sleeve coupling flanges (e.g., 4J78) for connecting motor to pump shafts in water treatment plants.
Conveyor systems — TB WOOD'S jaw coupling hubs (e.g., L09925MM) for torque transmission in material handling equipment.
Compressor applications — TB WOOD'S tire coupling hubs (e.g., WE2H78) to accommodate misalignment in air compressor drives.
Industrial fans — TB WOOD'S spacer hubs and flanges (e.g., 6SCHMPB, 6SC44) for extended shaft connections in ventilation systems.
Machine tools — TB WOOD'S two-piece sleeve coupling inserts (e.g., model 5) for vibration dampening in spindle drives.
Mixers and agitators — TB WOOD'S finished bore close-coupled flanges for direct coupling in chemical processing equipment.

TB WOODS Products

3G Electric supplies TB WOODS general purpose straight jaw coupling hubs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190138). Key specifications — attr662280: 4.1 hp (Urethane Spider); attr662259: TB WOOD'S.
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TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190138). Key specifications — attr662280: 4.1 hp (Urethane Spider); attr662259: TB WOOD'S.
TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190158). Key specifications — attr662280: 4.1 hp (Urethane Spider); attr662259: TB WOOD'S.
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TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190114). Key specifications — attr662280: 2.7 hp (Buna-N Spider); attr662259: TB WOOD'S.
TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190118). Key specifications — attr662280: 7.4 hp (Hytrel Spider); attr662259: TB WOOD'S.
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TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190118). Key specifications — attr662280: 7.4 hp (Hytrel Spider); attr662259: TB WOOD'S.
TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190178). Key specifications — attr662280: 7.4 hp (Hytrel Spider); attr662259: TB WOOD'S.
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TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190178). Key specifications — attr662280: 7.4 hp (Hytrel Spider); attr662259: TB WOOD'S.
TB WOOD'S Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia, 4 7/8 in Coupling Overall Lg (MPN L190112). Key specifications — attr662280: 7.4 hp (Hytrel Spider); attr662259: TB WOOD'S.
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TB WOOD'S Jaw Coupling Hub: L150 Coupling Size, 95 mm Outside Dia, 114 mm Coupling Overall Lg (MPN L15025MM). Key specifications — attr662280: 3 hp (Urethane Spider); attr662259: TB WOOD'S.