MARTIN BLUE-FLEX GRIDPlain Bore Grid Coupling Shaft Hubs

MARTIN BLUE-FLEX GRID CPLG SHAFT HUB - 1130T GRID AND BELOW: Steel, Plain

The MARTIN BLUE-FLEX GRID CPLG SHAFT HUB is a plain bore grid coupling shaft hub from MARTIN, model 1130T. It is constructed of steel with a plain bore and a parallel keyway, rated for 1,800 RPM. This hub is designed…

SKU 3G-OTH-133223

Also listed as: 1130TSH · 1130T SH

Brand

MARTIN BLUE-FLEX GRID

Item

CPLG SHAFT HUB - 1130T GRID AND BELOW: Steel, Plain

Local availability & support

Delivery: 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

MARTIN BLUE-FLEX GRID

Manufacturer Part Number

1130T-SH 

Type

- 1130T GRID AND BELOW: Steel, Plain, 1130T-SH 

Bore Dia

3 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

Frequently Asked Questions

What is a MARTIN BLUE-FLEX GRID coupling shaft hub used for?

This MARTIN 1130T-SH grid coupling shaft hub connects rotating shafts in industrial power transmission systems, such as conveyors and pumps. It accommodates misalignment and dampens vibration. 3G Electric supplies this steel, plain bore hub rated for 1,800 RPM across 14 industrial departments.

What are the specifications of the MARTIN 1130T-SH grid coupling hub?

The MARTIN BLUE-FLEX GRID hub model 1130T-SH has a 3 in bore diameter, plain bore, parallel keyway, and is made of steel. It is rated for 1,800 RPM and designed for use with 1130T grid and below components. 3G Electric sources this genuine MARTIN part for global delivery.

Where to buy MARTIN BLUE-FLEX GRID coupling hubs worldwide?

3G Electric supplies the MARTIN 1130T-SH grid coupling shaft hub to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this steel, plain bore hub rated for 1,800 RPM.

How to select the right MARTIN grid coupling hub for my application?

Select the MARTIN hub based on shaft diameter (3 in bore for this 1130T-SH), RPM rating (1,800 RPM), and bore type (plain). Ensure the hub matches the grid size (1130T and below). 3G Electric can help interpret your requirements and source the correct MARTIN component.

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

Browse all MARTIN BLUE-FLEX GRID products →Contact our engineers →