PR 77 Vacuum Pump Coupler Sleeve By XYgdhqpt Compatible With PR 6 Vacuum Pump Sleeve Replacement Replaces Robinair 5200200 15101 338817 Guardian 20 And More Fits DV 3 DV 5 DV 42 And DV 42N Models Manufactured Before 2001

PR 77 Vacuum Pump Coupler Sleeve - DV Series Replacement
✔️ Length 41.3 mm (1.625 in); Ø 29.4 mm (1.156 in); pack 1

This coupler sleeve is a direct replacement for older vacuum pump models and is commonly used to restore drive coupling on DV series pumps. It installs with no modifications and fits a range of pre-2001 DV units. Note: Please check the actual size of your coupler before purchasing to confirm a proper match.

✅ Replaces part numbers 5200200, 15101, PR77, 338817, Guardian 20 and more
✅ Length 41.3 mm (1.625 in); diameter 29.4 mm (1.156 in)
✅ Fits DV-3, DV-5, DV-42 (pre-2001); DV-42N (1988-2000)
✅ Simple direct replacement, no modification required
✅ Pack size: 1 sleeve per pack

💡 What is a vacuum pump coupler sleeve and how does it work with DV model vacuum pumps? Here's a practical explanation.

- Transfers torque between drive and pump shafts while absorbing minor misalignment - Replaces worn sleeves on DV series pumps to restore seal and efficiency - Easy, direct swap with no modification required - Helps extend pump life and maintain consistent vacuum performance