FM-20HD Parts
Pacific FM-20HD 20" Heavy Duty Floor Machine – Recommended Service Parts
Below is a complete list of genuine Pacific FM-20HD 20" Heavy Duty Floor Machine replacement parts and accessories. This guide covers OEM Pacific Floorcare components for routine maintenance and repairs, including pad drivers, pads, brushes, solution tanks, weights, switches, cords, bearings, and motor/electrical parts. Using factory-direct Pacific FM-20HD parts ensures the best performance, compatibility, and long equipment life. Click any part number to check availability in our store.
Why Choose OEM Pacific Parts? OEM parts are built to Pacific’s exact specifications for the FM-20HD, guaranteeing a precise fit and reliable operation. We ship quickly, offer 30-Day Returns, and provide expert support for all Pacific machine models.
Download the full Parts & Schematic Manual: Click to download the Pacific FM-17HD / FM-20HD Manual (PDF)
Note: Always double-check part numbers and descriptions directly from the manual before ordering.
Need help? Email tech@monsterjanitorial.com with your model & serial number and the item reference from this page. We’ll confirm fitment before you buy.
| Part # | Description | Qty | Search |
|---|---|---|---|
| 531305 | Base, 20-inch, rotomold | 1 | Search 531305 |
| 481203 | Bumper, 20-inch | 1 | Search 481203 |
| 536102 | Plate adapter, FM 20 | 1 | Search 536102 |
| 505914 | Driver, pad, 20-inch | 1 | Search 505914 |
| 505197 | Label, Pacific, 3-inch | 1 | Search 505197 |
| 535201 | Motor & gearbox, 175 RPM, HD, 1.5 HP | 1 | Search 535201 |
| 908129 | Cord, electrical, 50-feet (power) | 1 | Search 908129 |
| 502373 | Cover, motor (drip) | 1 | Search 502373 |
| 533701 | Grip, handle | 2 | Search 533701 |
| 534201 | Housing, front | 1 | Search 534201 |
| 534202 | Housing, rear | 1 | Search 534202 |
| 532401 | Shear coupler | 1 | Search 532401 |
| 911561 | Switch, trigger, on/off | 1 | Search 911561 |
| 539201 | Trigger, handle grip | 2 | Search 539201 |
| 539203 | Trigger, handle position | 1 | Search 539203 |
| 529701 | Wheels, 5-inch, urethane | 2 | Search 529701 |
| 962474 | Screw, 5/16-18 × 1.5, SHC, zinc (Gr8) | 6 | Search 962474 |
| 980109 | Washer, flat .31 × 1.0, zinc | 6 | Search 980109 |
| 980094 | Washer, split-lock, .31, SS | 4 | Search 980094 |
| 920012 | Nut, nylock, 5/16-18, zinc | 2 | Search 920012 |
| W243D | Washer, flat, 5/16, SS | 2 | Search W243D |
| 962004 | Screw, 10-32 × 1-1/4, oval head, PH | 3 | Search 962004 |
| 542402 | Collar, clamp, .50-inch | 4 | Search 542402 |
| 871101 | Bushing, flange, .50-inch | 2 | Search 871101 |
| W189D | Screw, hex, 1/4-20 × .75, SS, patch | 2 | Search W189D |
| 980002 | Washer, lock, split, .25 | 2 | Search 980002 |
| W104D | Washer, flat, .25 | 2 | Search W104D |
FM-20HD Available Accessories
| Part # | Description |
|---|---|
| 500924 | Brush, bassine scrub, 20 in |
| 500974 | Brush, nylon carpet, 20 in |
| 500914 | Brush, polishing, 20 in |
| 500964 | Brush, poly, 20 in |
| 505905 | Pad Driver, Mighty-Lok™, 20 in |
| 505914 | Pad Driver, Tri-Lok™, 20 in |
| 555906 | Pad 20" Black strip, case of 5 |
| 555956 | Pad, 20" White polish, case of 5 |
| 555966 | Pad, 20" Turf, case of 4 |
| 545005 | Solution tank assembly, 4 gal |