Is your NorthStar 20 Gallon Air Compressor in need of parts? Our thorough parts list for the NorthStar 25653 models makes it easy to find and order the correct parts.
Our detailed exploded view diagrams clearly show the placement of each part within your NorthStar 25653 air compressor.

NorthStar 25653 Parts List
| Ref No | Description | Part Number | Qty |
|---|---|---|---|
| 1 | Air Tank | N/A | 1 |
| 2 | Drain Valve | 788886 | 1 |
| 3 | Tank Wheel Bolt | Kit #1 | 2 |
| 4 | Tank Wheel | 2 | |
| 5 | Rubber Pad Set | Kit # 2 | 2 |
| 6 | Grip Set | 788889 | 1 |
| 7 | Check Valve | Kit # 3 | 1 |
| 8 | Unloading Elbow | 1 | |
| 9 | Unloading Tube | 1 | |
| 10 | Exhaust Tube Set | 1 | |
| 11 | Pressure Switch | Kit #4 | 1 |
| 12 | Pressure Relief Valve | 1 | |
| 13 | Pressure Gauge | 788892 | 1 |
| 14 | Nipple | Kit # 4 | 1 |
| 15 | Regulator | Kit # 5 | 1 |
| 16 | Pressure Gauge | 1 | |
| 17 | Quick Coupler | 1 | |
| 18 | Motor | 791566 | 1 |
| 19 | Motor Feet Set Bolt (4 pcs) | 788895 | 1 |
| 20 | Motor Pulley | Kit # 6 | 1 |
| 21 | Bolt | 2 | |
| 22 | V-Belt | 788897 | 1 |
| 23 | Belt Guard | Kit #7 | 1 |
| 24 | Hexagon Bolt Set | 4 | |
| 25 | Bracket | 1 | |
| 26 | Hexagon Bolt Set | 2 | |
| 27 | Cable | Kit # 8 | 1 |
| 28 | Strain Relief Bushing | Kit # 4, Kit # 9 | 1 |
| 29 | Strain Relief Bushing | 1 | |
| 30 | Power Cable | Kit # 8 | 1 |
| 31 | Hexagon Bolt Set | N/A | 4 |
| 32 | Plug | Kit #4 | 1 |
| 33 | Nut | Kit # 2 | 2 |
| * | Pump Assembly | 788876 | 1 |
Kit #1. Tank Wheel/Bolt Kit – Part # 788887
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 3 | Tank Wheel Bolt | 1 | 2 |
| 4 | Tank Wheel | 1 |
Kit #2. Rubber Pad/Nut Kit – Part # 788888.
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 5 | Rubber Pad Set | 1 | 2 |
| 33 | Nut | 1 |
Kit #3. Check Valve /Unloading Kit – Part # 788890
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 7 | Check Valve | 1 | 1 |
| 8 | Unloading Elbow | 1 | |
| 9 | Unloading Tube | 1 | |
| 10 | Exhaust Tube Set | 1 |
Kit #4. Pressure Switch/Strain Relief Kit – Part # 788891
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 11 | Pressure Switch | 1 | 1 |
| 12 | Pressure Relief Valve | 1 | |
| 14 | Nipple | 1 | |
| 28,29 | Strain Relief Bushing | 1 | |
| 32 | Plug | 1 |
Kit #5. Regulator/Gauge Kit – Part # 788893
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 15 | Regulator | 1 | 1 |
| 16 | Pressure Gauge | 1 | |
| 17 | Quick Coupler | 1 |
Kit #6. Motor Pulley/Bolt Kit – Part # 791567
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 20 | Motor Pulley | 1 | 1 |
| 21 | Bolt | 2 |
Kit #7. Belt Guard/Bolt Kit – Part # 788898
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 23 | Belt Guard | 1 | 1 |
| 24 | Hexagon Bolt Set | 4 | |
| 25 | Bracket | 1 | |
| 26 | Hexagon Bolt Set | 2 |
Kit #8. Cable/Power Cable Kit – Part # 788899
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 27 | Cable | 1 | 1 |
| 30 | Power Cable | 1 |
Kit #9. Strain Relief Bushings Kit – Part # 788900
| Ref# | Description | Qty | Kit Qty |
|---|---|---|---|
| 28,29 | Strain Relief Bushing | 1 | 1 |





