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 Wednesday, Jan 1
£19.99 Flat Shipping + VAT £19.99 flat shipping is applicable on orders with an aggregate weight less than 10kg. Orders exceeding 10kg will be charged default shipping rates
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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 | Motion Control Coupling |
| Bore Dia. | 9 mm x 8 mm |
| Clearance Dia. | 31.8mm |
| Finish | Bright |
| Length Through Bore | 13.84mm |
| Material | Stainless Steel |
| Max. Angular Misalignment | 3 Degrees |
| Max. Axial Misalignment (in.) | +/-0.01 |
| Max. Bore | 9 |
| Max. Parallel Misalignment (in.) | 0.015 |
| Max. Rpm | 6000 |
| Max. Temp. Range (f) | 350 Degrees |
| Min. Bore | 8 mm |
| Outside Dia. | 25.4mm |
| Overall Length | 31.8mm |
| Screw Size | M4 mm |
| Screw Type | Set Screw |
| Setscrew Location | 2 (120 deg.) |
| Size | PSMR25 |
| Style | 4-Beam Set Screw |
| Torque | 54 In.Lbs. |
| Torsional Stiffness (deg./in.-lbs.) | 0.071 |
| Ship weight (kg) | 0.1 |
| Ship height (cm) | 3.3 |
| Ship length (cm) | 15.24 |
| Ship width (cm) | 10.16 |
| HS code | 8483608000 |
| Country of Origin | US |
| Model | Bore Dia. | Clearance Dia. | Length Through Bore | Material | Max. Axial Misalignment (in.) | Max. Bore | Max. Parallel Misalignment (in.) | Max. Temp. Range (f) | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| PSMR10-3-3-A | 3 x 3 mm | 9.50mm | 7.15mm | Aluminum | +/-.005 | - | 0.008 | 225 | £63.36 | |
| PSMR13-3-3-A | 3 x 3 mm | 12.70mm | 9.55mm | Aluminum | +/-.005 | - | 0.008 | 225 | £64.33 | |
| PSMR13-4-4-A | 4 x 4 mm | 12.70mm | 9.55mm | Aluminum | +/-.005 | - | 0.008 | 225 | £63.96 | |
| PSMR13-5-4-A | 5 x 4 mm | 12.70mm | 9.55mm | Aluminum | +/-.005 | - | 0.008 | 225 | £54.94 | |
| PSMR16-3-3-A | 3 x 3 mm | 15.90mm | 10.15mm | Aluminum | +/-.005 | - | 0.008 | 225 | £62.06 | |
| PSMR16-4-3-A | 4 x 3 mm | 15.90mm | 10.15mm | Aluminum | +/-.005 | - | 0.008 | 225 | £62.06 | |
| PSMR16-4-4-A | 4 x 4 mm | 15.90mm | 10.15mm | Aluminum | +/-.005 | - | 0.008 | 225 | £62.06 |
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+