# Martin 7H Quadra-Flex Coupling Sleeve Hytrel Element 4.314" OD - MROSupply.com

***Martin 7H Quadra-Flex coupling sleeve element, 4.314" outside diameter, Hytrel thermoplastic polyester elastomer construction for high torque transmission. Compatible with Quadra-Flex size 7 hubs for connecting shafts in power transmission systems.***



## Product details:

- Catalog number: 7H
- SKU: 250086
- Price: ***$205.99*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Elements](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/components/elements/)
    - [Components](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/components/)
    - [Elastomeric Sleeve Couplings](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/)
    - [Shaft Couplings and Collars](htts://www.mrosupply.com/shaft-couplings-and-collars/)
- Unit of measure: each
- Weight: 0.690 lb
- Technicall support: contact supplier for technical support on 323-728-8117


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Material: Hytrel
  

  
- Outside Dia: 4.314"
  

## Alternate products to `Martin 7H Quadra-Flex Coupling Sleeve Hytrel Element 4.314" OD - MROSupply.com`:
- [TB Woods 7H Sure-Flex Plus Hytrel sleeve for Size 7 elastomeric couplings. One-piece solid design rated for 2,875 in-lb continuous torque at speeds up to 5,250 RPM. Operating temperature range -65°F to 250°F with torsional stiffness of 20,000 lb-in/rad. Compatible with TB Woods Type S, SC, J, and JE flanges and hubs.](https://www.mrosupply.com/products/337357/as-markdown/)
- [Dodge 022184 D-FLEX 7H sleeve coupling element with 4-11/16" outside diameter and 5250 RPM maximum speed. Hytrel elastomer construction provides vibration dampening and shock load absorption for D-FLEX Size 7H coupling assemblies.](https://www.mrosupply.com/products/117086/as-markdown/)

## Product's reviews:
- Plate gear - Just what I ordered at a reasonable price. Thank you, Dallas
- Durable and high quality - I bought a second one to keep as a spare, but the first one still hasn’t shown any signs of wear. Seems like a quality part.
- Bushing - PROMPT SHIPPING AND WELL PACKAGED. THANKS
- 21 tooth 12 dp spur gear - The 21 tooth 12 DP gear I bought arrived very quickly.
It was exactly what I needed to fix my RV slide out.
I had to machine it to fit, but I knew that when I ordered it.
VERY SATISFIED!!!