Specifications
Ratings spec sheet not in our library yet — see the documents below.
Filters & service parts
model family| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Northern Lights brand | 24-27302 | 100 hr | Amazon eBay PartsGeek | |
| Fuel filter | Northern Lights brand | 129100-55650 | 200 hr | PartsGeek FridayParts $9.70 | |
| Fuel filter | Secondary fuel filter | 24-50012 | 200 hr | Amazon eBay PartsGeek | |
| Oil filter | SAE 5 w/C107 drive | — | 100 hr | find | |
| Belt | SAE 5 w/C107 drive | — | 2400 hr | find | |
| Oil | SAE 5 w/C107 drive | 498.0 qts | — | 100 hr |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.
Common questions
What fuel filter does the Alaska Diesel Electric NL378 use?
The Alaska Diesel Electric NL378 uses fuel filter part numbers 129100-55650, 24-50012.
What air filter does the Alaska Diesel Electric NL378 use?
The Alaska Diesel Electric NL378 uses air filter part number 24-27302.
Parts
67model family| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 102103-55520 | O-Ring | 1 | Seal | PartsGeek FridayParts $25.99 |
| 104200-59170 | Gasket | 1 | Gasket | PartsGeek |
| 119600-34800 | Oil Pressure Switch | 1 | Sensor | PartsGeek |
| 119810-01780 | Oil Seal | 1 | Seal | PartsGeek |
| 119810-42001 | Coolant Pump | 1 | Pump | PartsGeek FridayParts $72.00 |
| 119810-55650 | Element | 1 | Fuel filter | eBay $11.89 PartsGeek |
| 119813-12110 | Intake Manifold Gasket | 1 | Gasket | PartsGeek |
| 119813-13110 | Exhaust Manifold Gasket | 1 | Gasket | PartsGeek |
| 119818-01330 | Cylinder Head Gasket | 1 | Gasket | PartsGeek |
| 119818-53000 | Nozzle Assembly | 1 | Injector | PartsGeek |
| 119820-44560 | Hose, Radiator Inlet | 1 | Hose | PartsGeek |
| 119831-42290 | Drive Belt | 1 | Belt | PartsGeek FridayParts $14.50 |
| 119865-11310 | Bonnet Gasket | 1 | Gasket | PartsGeek |
| 121000-13201 | Gasket Manifold to Muffler | 1 | Gasket | PartsGeek |
| 121250-44901 | Temperature Switch 110°C | 1 | Sensor | PartsGeek FridayParts $13.50 |
| 121460-39450 | Pressure Switch | 1 | Sensor | PartsGeek |
| 121850-51960 | O-Ring | 1 | Seal | PartsGeek |
| 124160-11340 | SEAL, VALVE STEM | 2 | Seal | PartsGeek FridayParts $360.00 |
| 124240-01883 | Gasket | 1 | Gasket | PartsGeek |
| 124465-44950 | Gasket | 1 | Gasket | PartsGeek |
| 124950-11340 | SEAL, VALVE STEM | 2 | Seal | PartsGeek |
| 129001-32001 | Oil Pump Assembly | 1 | Pump | PartsGeek FridayParts $85.00 |
| 129100-52100 | Fuel Feed Pump | 1 | Pump | PartsGeek FridayParts $25.99 |
| 129129-77350 | O-Ring | 1 | Seal | PartsGeek |
| 129150-32020 | Gasket | 1 | Gasket | PartsGeek |
| 129150-35041 | Gasket | 1 | Gasket | PartsGeek |
| 129150-35111 | Gasket | 1 | Gasket | PartsGeek |
| 129150-42020 | Cooling Water Pump Gasket | 1 | Gasket | PartsGeek |
| 129150-42320 | O-RING | 1 | Seal | PartsGeek |
| 129150-49811 | Gasket | 1 | Gasket | PartsGeek FridayParts $128.00 |
| 129150-77511 | Gasket | 1 | Gasket | PartsGeek |
| 129155-49800 | Thermostat | 1 | Thermostat | PartsGeek FridayParts $16.00 |
| 129155-52020 | Gasket | 1 | Gasket | PartsGeek |
| 129619-12210 | Hose | 1 | Hose | PartsGeek |
| 129619-12520 | Housing | 1 | Air filter | PartsGeek |
| 129795-01800 | Oil Seal | 1 | Seal | PartsGeek |
| 129795-49551 | Gasket | 1 | Gasket | PartsGeek |
| 171301-49010 | Hose, Radiator Inlet | 1 | Hose | PartsGeek |
| 171301-49020 | Hose, Radiator Outlet | 1 | Hose | PartsGeek |
| 22-41016 | Oil Pressure Sender - Single Station | 1 | Sensor | PartsGeek |
| 22-45201 | Temperature Sender 250°F Standard Ground | 1 | Sensor | PartsGeek |
| 22190-080002 | Seal Washer | 1 | Seal | PartsGeek |
| 22190-220002 | Seal Washer | 1 | Seal | PartsGeek |
| 23414-100000 | Gasket | 2 | Gasket | PartsGeek |
| 24-07301 | Oil filter | 1 | Oil filter | PartsGeek |
| 24-27301 | Air filter element | 1 | Air filter | Amazon eBay $44.91 PartsGeek |
| 24-27302 | Air filter element | 1 | Air filter | Amazon eBay PartsGeek |
| 24-50012 | Fuel filter element | 1 | Fuel filter | Amazon eBay PartsGeek |
| 24-55650 | Spin-on fuel filter | 1 | Fuel filter | PartsGeek |
| 24-55700 | Spin-on fuel filter | 1 | Fuel filter | PartsGeek |
| 24-S50002 | Primary fuel filter | 1 | Fuel filter | PartsGeek |
| 24311-000120 | O-Ring | 3 | Seal | PartsGeek |
| 24311-000160 | O-Ring | 2 | Seal | PartsGeek |
| 24311-000320 | O-RING, 1AP32.0 | 1 | Seal | PartsGeek |
| 24311-240100 | O-Ring | 1 | Seal | PartsGeek |
| 24341-000240 | O-Ring | 1 | Seal | PartsGeek |
| 24341-000280 | O-Ring | 1 | Seal | PartsGeek |
| 24341-000500 | O-Ring, 1A S-50.0 | 1 | Seal | PartsGeek |
| 41-01012 | 74" Hose 5/16" ID Push-On | 1 | Hose | PartsGeek |
| 719800-53100 | Fuel Injector | 1 | Injector | PartsGeek FridayParts $158.60 |
| 719810-01650 | Rear Main Seal Assembly | 1 | Seal | PartsGeek |
| 719989-51310 | Injection Pump | 1 | Pump | PartsGeek |
| 719989-92600 | Gasket Set | 1 | Gasket | PartsGeek |
| 977770-01212 | Liquid Gasket | 1 | Gasket | PartsGeek |
| 15-01001 | Sealing Washer | 1 | Service part / kit | PartsGeek |
| 22-40018 | Circuit Breaker 10 Amp | 1 | Service part / kit | PartsGeek |
| 22-42047 | Relay, SPDT 12V 50A | 1 | Service part / kit | PartsGeek |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Available documents
Owner's manual — O211 (Alaska Diesel Electric)Parts manual — P378 (Alaska Diesel Electric)Service manual — O210 (Alaska Diesel Electric)