Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1140T GRID AND ABOVE: Steel, Plain - Plain Bore Grid Coupling Hubs
MARTIN BLUE-FLEX GRIDPlain Bore Grid Coupling Hubs

MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1140T GRID AND ABOVE: Steel, Plain

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

Brand
MARTIN BLUE-FLEX GRID
Item
CPLG HUB-STK - 1140T GRID AND ABOVE: Steel, Plain
Category
Plain Bore Grid Coupling Hubs
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

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

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.

Used in

Common applications for MARTIN BLUE-FLEX GRID
Pump drives — Martin Blue-Flex Grid hubs (e.g., 1100T-HUB) used in centrifugal pump couplings for misalignment accommodation.
Compressor systems — Grid coupling covers (e.g., 1090T10-COV) protecting grid elements in horizontal compressor shaft connections.
Conveyor power transmission — Plain bore hubs (e.g., 1040T-HUB) for torque transmission in material handling conveyors.
Industrial fan assemblies — Seal kits (e.g., 1110T20-SEAL) reducing vibration in vertical fan shaft couplings.
Mixer and agitator drives — Steel grid hubs (e.g., 1120T-HUB) handling shock loads in mixing equipment.
Generator sets — Finished bore hubs (e.g., 1020T-HUB) for coupling engines to generators in standby power systems.

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 →

Similar products

Matched by specification & description
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 7.47 in Outside Dia, Inch (MPN 1100T-HUB). Key specifications — attr1356763: 2,440 RPM; attr1356740: MARTIN; attr1356743: 1100T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 7.47 in Outside Dia, Inch (MPN 1100T-HUB). Key specifications — attr1356763: 2,440 RPM; attr1356740: MARTIN; attr1356743: 1100T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 2.29 in Outside Dia, Inch (MPN 1020T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1020T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 2.29 in Outside Dia, Inch (MPN 1020T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1020T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 3.6 in Outside Dia, Inch (MPN 1050T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1050T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 3.6 in Outside Dia, Inch (MPN 1050T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1050T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 4.1 in Outside Dia, Inch (MPN 1060T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1060T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 4.1 in Outside Dia, Inch (MPN 1060T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1060T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.

More from MARTIN BLUE-FLEX GRID

View all MARTIN BLUE-FLEX GRID parts →
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 2.66 in Outside Dia, Inch (MPN 1030T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1030T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 2.66 in Outside Dia, Inch (MPN 1030T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1030T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 8.19 in Outside Dia, Inch (MPN 1110T-HUB). Key specifications — attr1356763: 2,250 RPM; attr1356740: MARTIN; attr1356743: 1110T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 8.19 in Outside Dia, Inch (MPN 1110T-HUB). Key specifications — attr1356763: 2,250 RPM; attr1356740: MARTIN; attr1356743: 1110T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 6.35 in Outside Dia, Inch (MPN 1090T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1090T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 6.35 in Outside Dia, Inch (MPN 1090T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1090T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 5.6 in Outside Dia, Inch (MPN 1080T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1080T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 5.6 in Outside Dia, Inch (MPN 1080T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1080T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 4.54 in Outside Dia, Inch (MPN 1070T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1070T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 4.54 in Outside Dia, Inch (MPN 1070T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1070T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 10.75 in Outside Dia, Inch (MPN 1130T-HUB). Key specifications — attr1356763: 1,800 RPM; attr1356740: MARTIN; attr1356743: 1130T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 10.75 in Outside Dia, Inch (MPN 1130T-HUB). Key specifications — attr1356763: 1,800 RPM; attr1356740: MARTIN; attr1356743: 1130T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 9.25 in Outside Dia, Inch (MPN 1120T-HUB). Key specifications — attr1356763: 2,025 RPM; attr1356740: MARTIN; attr1356743: 1120T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 9.25 in Outside Dia, Inch (MPN 1120T-HUB). Key specifications — attr1356763: 2,025 RPM; attr1356740: MARTIN; attr1356743: 1120T; attr1356749: Parallel; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 2.97 in Outside Dia, Inch (MPN 1040T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1040T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.
MARTIN BLUE-FLEX GRID
MARTIN BLUE-FLEX GRID CPLG HUB-STK - 1130T GRID AND BELOW: Steel, Plain, 2.97 in Outside Dia, Inch (MPN 1040T-HUB). Key specifications — attr1356763: 3,600 RPM; attr1356740: MARTIN; attr1356743: 1040T; attr1356749: Angular; attr1356753: Steel; attr1356754: Plain.