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TB WOODS TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed - Finished Bore Spacer Hubs
TB WOODSFinished Bore Spacer Hubs

TB WOODS TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed

The TB WOOD'S Sleeve Coupling Spacer Hub is a Finished Bore Spacer Hub in the 9 Coupling Size, designed for inch-dimension systems. This round keyed hub has a 3 5/8 in outside diameter and a maximum speed of 3,750…

SKU 3G-OTH-135122

Brand
TB WOODS
Item
TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed
Category
Finished Bore Spacer Hubs
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

TB WOODS
Manufacturer Part Number
9SCH138
Max Speed
3,750 RPM
Outside Dia
3 5/8 in

Technical Documents

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TB WOODS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TB WOOD'S Sleeve Coupling Spacer Hub is a Finished Bore Spacer Hub in the 9 Coupling Size, designed for inch-dimension systems. This round keyed hub has a 3 5/8 in outside diameter and a maximum speed of 3,750 RPM. It is manufactured by TB WOOD'S under part number 9SCH138.

Frequently Asked Questions

What is TB WOOD'S Sleeve Coupling Spacer Hub 9SCH138 used for?

This finished bore spacer hub connects shafts in power transmission systems, accommodating misalignment in pumps, conveyors, and industrial machinery. It is part of TB WOOD'S sleeve coupling line, designed for inch-dimension applications requiring a round keyed bore and speeds up to 3,750 RPM.

What are the specifications of TB WOOD'S 9SCH138 spacer hub?

The TB WOOD'S 9SCH138 is a finished bore spacer hub in coupling size 9. It has a 3 5/8 in outside diameter, a round keyed bore, and a maximum speed of 3,750 RPM. It is designed for inch-dimension systems and manufactured under part number 9SCH138.

Where to buy TB WOOD'S 9SCH138 coupling hub worldwide?

3G Electric supplies the TB WOOD'S 9SCH138 sleeve coupling spacer hub to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this inch-dimension, round keyed hub rated for 3,750 RPM.

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

Select a TB WOOD'S spacer hub by matching coupling size, bore type (round keyed), outside diameter, and maximum speed to your shaft dimensions and operating conditions. For the 9SCH138, ensure your system uses inch-dimension shafts and does not exceed 3,750 RPM. Consult TB WOOD'S catalog for full selection criteria.

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 finished bore spacer hubs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed, 3 5/8 in Outside Dia (MPN 9SCH158)
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TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed, 3 5/8 in Outside Dia (MPN 9SCH158)
TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed, 3 5/8 in Outside Dia (MPN 9SCH118)
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TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed, 3 5/8 in Outside Dia (MPN 9SCH118)
TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed, 3 5/8 in Outside Dia (MPN 9SCHMPB)
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TB WOOD'S Sleeve Coupling Spacer Hub: 9 Coupling Size, 3,750 RPM Max Speed, 3 5/8 in Outside Dia (MPN 9SCHMPB)
TB WOOD'S Sleeve Coupling Spacer Hub: 8 Coupling Size, 4,500 RPM Max Speed, 3 1/4 in Outside Dia (MPN 8SCH178)
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TB WOOD'S Sleeve Coupling Spacer Hub: 8 Coupling Size, 4,500 RPM Max Speed, 3 1/4 in Outside Dia (MPN 8SCH178)
TB WOOD'S Sleeve Coupling Spacer Hub: 8 Coupling Size, 4,500 RPM Max Speed, 3 1/4 in Outside Dia (MPN 8SCH158)
TB WOODS
TB WOOD'S Sleeve Coupling Spacer Hub: 8 Coupling Size, 4,500 RPM Max Speed, 3 1/4 in Outside Dia (MPN 8SCH158)
TB WOOD'S Sleeve Coupling Spacer Hub: 8 Coupling Size, 4,500 RPM Max Speed, 3 1/4 in Outside Dia (MPN 8SCH118)
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TB WOOD'S Sleeve Coupling Spacer Hub: 8 Coupling Size, 4,500 RPM Max Speed, 3 1/4 in Outside Dia (MPN 8SCH118)

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