We are closed from Monday, Dec 23rd and will reopen on Monday, Jan 6th. Any orders received during this time will be processed in the New Year.
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Get it by Tuesday, Dec 31
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Delivery Partners
Step 1 Add the items into your cart or submit a Purchase order
Step 2 Checkout, select NET30 payment (provide company registration and VAT number)
Step 3 Delivery via TNT or Royal Mail and receive invoice for payment in 30-days
Step 4 Make payment via BACS to our factoring partner,
| Item | Doughnut Coupling Hub |
| Bolt Size | 5/8-11 x 3-1/4 |
| Bore Type | Rough Stock Bore |
| Color | Gray/Metallic |
| Coupling Size | S22 |
| Coupling Type | Torsional |
| Dimension Bc | 5.2" |
| Dimension Hd | 3.88" |
| Dimension L | 2.06" |
| Dynamic Torsional Stiffness | 400 In.Lbs./Deg. |
| Keyway Size | No Keyway |
| Length Through Bore | 3" |
| Material | Steel |
| Max. Bore | 2.5" |
| Max. Shock Load | 9000 In.Lbs. |
| Max. Speed | 5000 RPM |
| Min. Bore | 1" |
| Moment Of Inertia Wr2 | 102 Lbs.In.Sq. |
| Normal Temperature Range | -60 Deg.F |
| Outside Dia. | 7.31" |
| Overall Length | 8.69" |
| Rated Torque | 3000 In.Lbs. |
| Rough Stock Bore | 1" |
| Set Screw Thread Size (dimension T) | No Setscrew |
| Style | Flexible |
| Ship weight (kg) | 4.41 |
| Ship height (cm) | 22.07 |
| Ship length (cm) | 18.57 |
| Ship width (cm) | 18.57 |
| Country of Origin | US |
| Model | Rough Stock Bore | Max. Bore | Length through Bore | Outside Dia. | Overall Length | Rated Torque | Max. Shock Load | Price | |
|---|---|---|---|---|---|---|---|---|---|
| 68514422079 | 5/8" | 1.188" | 1.5" | 3.56" | 4.56" | 350 In.Lbs. | 1000 In.Lbs. | £159.10 | |
| 68514422124 | 7/8" | 1.875" | 2.13" | 5.09" | 6.41" | 1000 In.Lbs. | 3000 In.Lbs. | £278.44 | |
| 68514422154 | 1" | 2.225" | 2.5" | 6.28" | 7.44" | 2000 In.Lbs. | 6000 In.Lbs. | £382.03 | |
| 68514422259 | 1-1/2" | 2.875" | 3.38" | 8.63" | 9.88" | 5000 In.Lbs. | 15000 In.Lbs. | £676.19 | |
| 68514422312 | 1-5/8" | 3.375" | 3.88" | 9.63" | 11.38" | 7000 In.Lbs. | 21000 In.Lbs. | £976.08 | |
| 68514422352 | 2-1/8" | 4" | 4.34" | 11.09" | 12.66" | 12000 In.Lbs. | 36000 In.Lbs. | £1,835.40 |
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
Trade pricing is available for 
Order Value should be £500+