# Jaw Coupling Hub, 1-1/4in., Aluminum

Jaw Coupling Hub, Coupling Size JC36, Outside Diameter 2 1/4 in, Coupling Overall Length 3 5/32 in, System of Measurement Inch, Hub Material Aluminum, Maximum Speed 8,000 RPM, Keyway Depth 1/8 in, Keyway Width 1/4 in, Bore Diameter 1 1/4 in, Shaft Locking Type Clamp On, Bore Type Round Bore with Keyway, Jaw Profile Curved, Screw Thread Size M6, Bore Tolerance +0.002/-0.000 in, Fail Safe Yes, Shaft Tolerance +0.0000/-0.0005 in, Full Bearing Support Required Yes, Hub Diameter 2 1/4 in

graingerSKU: 30UN91, mscSKU: , zoro\_no: G8224036, mongo\_id: 65bbe9ad22d7a989a996dc43

## Details

- **Price:** 119.99 USD
- **Vendor:** Ruland
- **Type:** Jaw Type Couplings
- **Tags:** DESCRIPTION_UPDATE

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 119.99 USD | In stock |

## Images

- Z0oJ9-ncpEx_.JPG

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> Source: [The Tools Man](https://www.thetoolsman.com/products/ruland-jaw-coupling-hub-1-14in-aluminum-jcc36-20-a)
> Updated: 2026-09-01