The Cummins/Onan 4B T3.9-D(M) Configuration No. D382035MX02 is an engine. It powers generator sets from Cummins/Onan, including the 35MCGCA and 45MCGCA.
Also known as: Cummins 4B T3.9-D(M) Configuration No. D382035MX02
Part of the Cummins/Onan 4BT3.9 engine family — 8 variants share parts & fitment.
How to read your Cummins/Onan engine serial & model number →
| Part # | Description | Category |
|---|---|---|
| 982-0200 | Air Filter | Air filter |
| 309-0272 | Regulator, Voltage - 24 VDC (Used on 35 A MP Alternator) | Alternator |
| 309-0561 | Alternator & Drive Components Group Pulley. Alternator - Multi Groove (Use with 35 A MP Alternator) | Alternator |
| AN500T0083 | ALTERNATOR | Alternator |
| 150-2007 | Guard. Belt Screw. Cap - Hex Head (1/2-13 X 2-1/4“) | Belt |
| 187-0008 | Belt, Drive | Belt |
| 187-0009 | Belt, Drive | Belt |
| 328876800 | Belt, V-Grooved | Belt |
| FP-3034946 | Multi-Groove Fan Belts (Ribbed 8) (62.5" X 1.125") | Belt |
| FP-3911558 | Belt, V Ribbed (Alternator) | Belt |
| 187-0011 | Filter, Fuel | Fuel filter |
| 3824469 | fuel pump gear puller | Fuel pump |
| 102-1147 | Gasket, Drain-Oil Pan | Gasket |
| 187-0002 | Gasket Kit, End - Top | Gasket |
| DM-3801371 | Gasket Set - 4BT 3.9 | Gasket |
| FP-3901356 | Turbo Charger Mounting Gasket | Gasket |
| FP-3905443 | Gasket, Exhaust Manifold | Gasket |
| FP-3911535 | Gasket, Oil Pan | Gasket |
| FP-3926760 | Gasket, Oil Cooler Core | Gasket |
| FP-3928493 | Gasket, Rear Cover | Gasket |
| FP-3929792 | Gasket, Filter Head | Gasket |
| FP-3937706 | Turbocharger Oil Drain Gasket (H x 35) | Gasket |
| FP-3938157 | Gasket, Pick-Up Tube | Gasket |
| FP-3938158 | Gasket, Air Intake Connection | Gasket |
| FP-3939258 | Gasket, Fuel Transfer Pump Mounting | Gasket |
| FP-4B39PREM | 4B/4BT3.9 In-Frame Kit w/upper gasket set & oil pan gasket | Gasket |
| FP-4B39PREML | 4B/4BT3.9 In-Frame Kit w/upper gasket set & oil pan gasket (late) | Gasket |
| FP-IFK4B39PREM | 4B/4BT3.9 In-Frame Kit w/upper gasket set & oil pan gasket | Gasket |
| FP-IFK4B39PREML | 4B/4BT3.9 In-Frame Kit w/upper gasket set & oil pan gasket (late) | Gasket |
| 501-0441 | Line, Fuel - Flex (Fuel In) | Hose |
| 501-0502 | Line, Fuel-Flex (Fuel Out) | Hose |
| 503-0098 | Hose, Oil Drain - Bulk (Order By The Foot - 3 Feet Required) | Hose |
| 503-0183 | Clamp, Hose | Hose |
| 503-0197 | Clip, Hose | Hose |
| 503-0685 | Clamp, Hose | Hose |
| DM-3805455 | Oil Cooler Hose - 4BT 3.9 | Hose |
| 3822509 | Injection Pump Bore Brush Service Tool | Injector |
| 3823276 | injector bore brush | Injector |
| DM-3029550 | Fuel Injector - 4BT 3.9 | Injector |
| 0332-3925-02 | Jumper-Terminal | Jumper terminal |
| 0332-3943-02 | Jumper-Terminal | Jumper terminal |
| REC149-2106 | By-pass filter I | Oil filter |
| REC1491754 | By-pass filter II | Oil filter |
| 0249-0814 | Relay 2P Base | Service part / kit |
| 0332-3926 | Terminal Block (End Stop) | Service part / kit |
| 0332-3927-02 | Terminal Block (End Plate) | Service part / kit |
| 102-1237 | Adapter, Drain-Oil | Service part / kit |
| 151-0611 | Control, Governor | Service part / kit |
| 155-2175 | Clamp, Muffler 4" | Service part / kit |
| 187-0007 | INJ | Service part / kit |
| 187-0012 | Filter, Fuel | Service part / kit |
| 187-0015 | Filter, Oil | Service part / kit |
| 201-3434-01 | Diode, Positive (Forward) Includes Lead | Service part / kit |
| 201-3434-02 | Diode, Negative (Reverse) Includes Lead | Service part / kit |
| 300-2810 | Board - Engine Monitor (All) (Includes Fuses) | Service part / kit |
| 305-0823 | # Model MX321 | Service part / kit |
| 309-0553 | Switch, Temperature-Pre Water | Service part / kit |
| 309-0554 | SWITCH WATER | Service part / kit |
| 323-1200 | # Socket, Contact (Used in J1, J2) | Service part / kit |
| 323-1304 | tiotming, Umector | Service part / kit |
| 323-1306 | Genset component (SJB series) | Service part / kit |
| 332-0051 | Clamp, Loop | Service part / kit |
| 332-0941 | *Tie, Cable | Service part / kit |
| 332-1279 | Terminal. Lug - Ring (3/8 | Service part / kit |
| 332-1445 | Tie, Cable 18 98-5219 1 Decal - Panel Front (Not I l l u s t r a t e d ) 19 98-5220 1 Decal | Service part / kit |
| 332-2739 | Bracket | Service part / kit |
| 332-2921 | Switch, Temperature - Washer, Lock (M8) | Service part / kit |
| 3377259 | bosch timing tool (ve) | Service part / kit |
| 357-0030 | Rectifier | Service part / kit |
| 416-0446 | Cable, Battery - Jumper | Service part / kit |
| 504-0011 | Valve, Shutoff (1/2”) | Service part / kit |
| 505-0026 | Coupling, Pipe (1/8") | Service part / kit |
| 505-0050 | Elbow, Street (1/2' x 90 ° ) | Service part / kit |
| 505-0098 | Band | Service part / kit |
| 505-0104 | Nipple, Pipe - Close | Service part / kit |
| 505-0185 | Nipple, Half (1/2' x 1.5' lg) | Service part / kit |
| 526-0008 | 148-036’? | Service part / kit |
| 526-0018 | Gasket, Flange (1-3/4) | Service part / kit |
| 526-0115 | Washer (5/16 “) | Service part / kit |
| 526-0196 | Washer, Spacer - Shield JC)INT, BALL LINKAGE | Service part / kit |
| 526-0327 | Control, Governor | Service part / kit |
| 800-0012 | Screw, Cap - Hex Head (1/4-20 x 2-1/4”) Begin Spec C MANIFOLD KIT, INTAKE | Service part / kit |
| 800-2060 | Screw, Cap - Hex Head (M8x 1.25 x35) | Service part / kit |
| 800-2110 | Hood, Inlet - Air Molded | Service part / kit |
| 800-2112 | Screw. Cap - Hex Head (M12 x 30nin) | Service part / kit |
| 812-0075 | Screw-RHM(8-32xl/4) | Service part / kit |
| 813-0103 | Screw, Machine - Round Head (#10-32 x 3/4º) | Service part / kit |
| 815-0172 | Cover, Adapter Outlet | Service part / kit |
| 850-0025 | Screw, Machine - Round Head (#8-32 x 3/8" ) | Service part / kit |
| 850-0030 | Washer, Lock - Spring (#10) | Service part / kit |
| 850-0050 | Washer, Lock - Spring (3/8”) | Service part / kit |
| 850-2006 | Washer, Lock - Spring (M6) | Service part / kit |
| 850-2008 | Washer, Lock (M8) | Service part / kit |
| 850-2012 | Washer, Lock - Spring (M12) | Service part / kit |
| 856-0013 | Washer, Lock - W/EIT (1/2) | Service part / kit |
| 860-2007 | Circuit Breaker Used With Westinghouse Circuit Breaker | Service part / kit |
| 870-0053 | Nut, Hex (s10-32) | Service part / kit |
| 870-0131 | Nut. Hex - with ET (#10-32) | Service part / kit |
| 870-0212 | Nut, Locking (1/4-20) | Service part / kit |
| 871-0010 | Nut, Hex - Srass (#10-32) Washer, Lock - EIT (#10) Washer, Lock - IT (#10) | Service part / kit |
| 871-0028 | NUT | Service part / kit |
| 960-0136 | Battery, 24V, 55Ah, AGM | Service part / kit |
| 965-0520 | Cooling Fan | Service part / kit |
| DM-3802010 | Main Bearing Set Standard - 4BT 3.9, 6BT 5.9, 6CT 8.3 | Service part / kit |
| FP-3903575 | Kit, Solenoid 12 Volt | Service part / kit |
| FP-3903576 | Kit, Solenoid 24 Volt | Service part / kit |
| FP-3910739 | Bearing, Ball (Fan Drive) | Service part / kit |
| FP-3918428 | Plunger, Pressure Regulator | Service part / kit |
| FP-3957543 | Element, Oil Cooler | Service part / kit |
| 187-0001 | Pump, Water | Pump |
| 187-0013 | Pump, Transfer-Fuel | Pump |
| 187-0018 | INJ. PUMP | Pump |
| DM-3004242 | Fuel Transfer Pump - 4BT 3.9 | Pump |
| DM-3805403 | Water Pump - 4BT 3.9, 6BT 5.9 | Pump |
| DM-3807788 | Oil Pump - 4BT 3.9 | Pump |
| FP-3286277 | Water Pump | Pump |
| FP-3928143 | Pump, Fuel Transfer | Pump |
| FP-3970880 | Pump, Fuel Transfer | Pump |
| FP-4939585 | Pump, Lubricating Oil | Pump |
| FP-4947710 | Pump, Fuel Transfer | Pump |
| 0307-3047 | Relay (24V) | Relay 24v |
| 509-0266-01 | Ring, O | Seal |
| FP-3883284 | Seal, O-Ring, Air Intake Connection | Seal |
| FP-3900808 | Seal, Injector | Seal |
| FP-3903380 | Seal, Banjo Connector (Fuel Manifold) | Seal |
| FP-3906659 | Seal, Injector | Seal |
| FP-3906698 | Seal, Rectangular Ring | Seal |
| FP-3909356 | Seal, Injector | Seal |
| FP-3909397 | Seal, O-Ring | Seal |
| FP-3909410 | Seal, Rear Service Kit (Dry Clutch Housing) | Seal |
| FP-3913994 | Seal, O-Ring | Seal |
| FP-3921640 | Seal, Valve Stem (Intake & Exhaust) (For Engines Built Before April 2003) | Seal |
| FP-3931824 | Seal, O-Ring, Turbo Oil Line | Seal |
| FP-3937111 | Seal, Front Service Kit | Seal |
| FP-3957912 | Seal, Valve Stem (For Engines Built After April 2003) | Seal |
| 150-2201 | Sensor, Speed – Magnetic | Sensor |
| 193-0244 | Sender, Oil Pressure (E1) | Sensor |
| 193-0353 | Sender, Temperature - Oil | Sensor |
| 193-0375 | Sender, Coolant | Sensor |
| 309-0269 | Sender, Temperature-Lo Engine | Sensor |
| 505-0059 | Sensor, Water Pressure | Sensor |
| M-1695 | Oil temperature sender | Sensor |
| AN500T0013 | STARTER MOTOR | Starter |
| 0332-3923-02 | Terminal Block | Terminal block |
| 0332-4036-02 | Terminal Block (Earth) | Terminal block |
| 187-0020 | Thermostat | Thermostat |
| DM-3015282 | Thermostat 180F - 4BT 3.9, 6BT 5.9 | Thermostat |
| FP-3802273 | Kit, Thermostat (83° C), (181° F) | Thermostat |
| FP-3917324 | Assembly, Thermostat (83° C), (181° F) | Thermostat |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Cummins/Onan 4B T3.9-D(M) Configuration No. D382035MX02 powers 2 generator set(s), including Cummins/Onan 35MCGCA, Cummins/Onan 45MCGCA.