EXW Singapore — collect or forward from our Singapore office.

3G Electric
MARTIN BLUE-FLEX GRID 1140T-HUB Plain Bore Grid Coupling Hub - Plain Bore Grid Coupling Hubs
MARTIN BLUE-FLEX GRIDPlain Bore Grid Coupling Hubs

MARTIN BLUE-FLEX GRID 1140T-HUB Plain Bore Grid Coupling Hub

The MARTIN BLUE-FLEX GRID CPLG HUB-STK is a plain bore grid coupling hub from MARTIN, model 1140T. It is constructed of steel with a plain bore, a parallel keyway, and an outside diameter of 12.26 inches. This hub is…

SKU 3G-OTH-136203

Also listed as: 1140THUB · 1140T HUB

Brand
MARTIN BLUE-FLEX GRID
Item
1140T-HUB Plain Bore Grid Coupling Hub
Part Number
1140T-HUB
Category
Plain Bore Grid Coupling Hubs
Available to Order
Also known as:1140T-HUBMARTIN BLUE-FLEX GRID
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MARTIN BLUE-FLEX GRID
Manufacturer Part Number
1140T-HUB
Type
- 1140T GRID AND ABOVE: Steel, Plain, Inch
Outside Dia
12.26 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

MARTIN BLUE-FLEX GRID Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MARTIN BLUE-FLEX GRID CPLG HUB-STK is a plain bore grid coupling hub from MARTIN, model 1140T. It is constructed of steel with a plain bore, a parallel keyway, and an outside diameter of 12.26 inches. This hub is rated for a maximum speed of 1,650 RPM.

Frequently Asked Questions

What is the MARTIN BLUE-FLEX GRID CPLG HUB-STK used for?

The MARTIN BLUE-FLEX GRID CPLG HUB-STK is a plain bore grid coupling hub used in industrial power transmission systems to connect rotating shafts. It accommodates misalignment and dampens vibration in conveyors, pumps, and compressors. 3G Electric supplies this component globally for heavy-duty machinery applications.

What are the specifications of the MARTIN BLUE-FLEX GRID CPLG HUB-STK?

This MARTIN hub, model 1140T, is made of steel with a plain bore and parallel keyway. It has an outside diameter of 12.26 inches and a maximum speed rating of 1,650 RPM. The manufacturer part number is 1140T-HUB. It is designed for grid coupling systems above 1140T size.

Where to buy the MARTIN BLUE-FLEX GRID CPLG HUB-STK worldwide?

3G Electric supplies the MARTIN BLUE-FLEX GRID CPLG HUB-STK worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this MARTIN plain bore grid coupling hub.

How to select the correct MARTIN BLUE-FLEX GRID coupling hub?

To select the correct MARTIN BLUE-FLEX GRID hub, match the shaft diameter to the plain bore size and confirm the outside diameter (12.26 in) and speed rating (1,650 RPM). Ensure the hub type (1140T) aligns with your grid coupling system. 3G Electric can assist with sizing and sourcing.

Used in

Common applications for MARTIN BLUE-FLEX GRID
Pulp and paper mills — Martin Blue-Flex Grid couplings on paper machine drive lines to absorb shock loads and misalignment.
Chemical processing plants — Seal kits for 1090T and 1110T couplings on agitators and mixers to prevent lubricant loss in corrosive environments.
Water treatment facilities — Vertical grid couplings on vertical pumps to accommodate misalignment and reduce vibration.
Mining and aggregate — Heavy-duty Blue-Flex Grid couplings on conveyor drives and crushers to handle high torque and shock loads.
Power generation — Grid couplings on boiler feed pumps and fans to dampen vibration and compensate for thermal expansion.
Food and beverage — Finished bore hubs and seal kits for 1050T and 1060T couplings on mixers and conveyors in washdown areas.
Not sure this is the right part? Photo-identify it→

MARTIN BLUE-FLEX GRID Products

3G Electric supplies MARTIN BLUE-FLEX GRID plain bore grid coupling hubs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from MARTIN BLUE-FLEX GRID

View all MARTIN BLUE-FLEX GRID parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first