Suburban NT12S Furnace Parts Diagram & Parts List
Use this Suburban NT12S 12K ducted furnace parts breakdown to identify replacement ignition modules, electrodes, motors, sail switches, limit switches, gas valves, blower wheels, gaskets, exhaust parts and other OEM RV furnace service parts.
Looking for replacement furnace parts? Shop our RV Furnace Parts Collection for ignition boards, motors, sail switches, limit switches, gas valves, thermostats, blower wheels and more.
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Suburban NT12S Parts List
| Reference # | Mfg Part Number | Qty | Description |
|---|---|---|---|
| 1 | 101082 | 1 | FRONT, CABINET |
| 2 | 260156 | 1 | CAP AND EXHAUST TUBE ASSM |
| 3 | 260157 | 1 | CAP AND EXHAUST TUBE ASSM |
| 4 | 50869 | 1 | AIR INTAKE TUBE ASSY |
| 5 | 50715 | 1 | DUCT COLLAR, 4 IN. |
| 6 | 50733 | 1 | COVER, DUCT |
| 7 | 121224 | 1 | SCREW, #10 X 3/4 |
| 8 | 120158 | 1 | SCREW, #8 X 3/8 |
| 9 | 70472 | 1 | BUSHING |
| 10 | 121224 | 1 | SCREW, #10 X 3/4 |
| 11 | 161154 | 1 | THERMOSTAT, WALL (WHITE) |
| 12 | 101087 | 1 | CABINET ASSY, NT-35K |
|
13 |
121388 | 1 | SCREW, #10 X 1/2 |
| 14 | 120158 | 1 | SCREW, #8 X 3/8 |
| 15 | 231168 | 1 | ELECTRODE |
| NS | 231261 | 1 | ELECTRODE WIRE |
| 16 | 290117 | 1 | COVER, OBSERVATION HOLE |
| 17 | 70367 | 1 | GASKET, OBSERVATION HOLE |
| 18 | 71076 | 1 | BURNER/ELECTRODE GASKET SET USE 72103 |
| 18 | 72103 | 1 | GASKET KIT, BURNER /ELECTRODE |
| 18 | 525011 | 1 | SERVICE KIT, GASKETS BURNER / ELECTRODE |
| 19 | 120158 | 1 | SCREW, #8 X 3/8 |
| 20 | 70362 | 1 | BUSHING, SNAP |
| 21 | 121252 | 1 | SCREW 10 X 3/8 PH PH |
| 22 | 231204 | 1 | LIMIT SWITCH |
| 23 | 120158 | 1 | SCREW, #8 X 3/8 |
| 24 | 121502 | 1 | SCREW 6X3/8 PH RH BLACK |
| 25 | 230625 | 1 | TIME DELAY RELAY |
| 26 | 121244 | 1 | SCREW, #6 X 1/4IN |
| 27 | 230714 | 1 | SPLICER |
| 28 | 120158 | 1 | SCREW, #8 X 3/8 |
| 29 | 121388 | 1 | SCREW, #10 X 1/2 |
| 30 | 90320 | 1 | COVER, BURNER ACCESS |
| 31 | 121378 | 1 | TINNERMAN U TYPE |
| 32 | 101081 | 1 | PANEL, MODULE BOARD MNTG. |
| 33 | 70807 | 1 | INSULATOR, MODULE BOARD |
| 34 | 520741 | 1 | MODULE BOARD, WAS SUPERCEEDED BY 520820. USE 521099 |
| 34 | 520820 | 1 | MODULE BOARD, WAS SUPERCEEDED USE 521099 |
| 34 | 521099 | 1 | IGNITION CONTROL MODULE |
| 35 | 70549 | 1 | INSULATOR CAP |
| 36 | 121357 | 1 | SCREW 6 X 5/8 PH PH |
| 37 | 121336 | 1 | TINNERMAN 1/8 PUSH ON |
| 38 | 120158 | 1 | SCREW, #8 X 3/8 |
| 39 | 120158 | 1 | SCREW, #8 X 3/8 |
| 40 | 40341 | 1 | BAFFLE, BURNER AIR |
| 41 | 110529 | 1 | FIREWALL ASSY |
| 42 | 20988 | 1 | COMBUSTION CHAMBER |
|
43 |
70698 | 1 | GASKET, MANIFOLD |
| 44 | 180193 | 1 | ORIFICE, MAIN BURNER |
| 45 | 170961 | 1 | MANIFOLD PIPE ASSY |
| 46 | 120158 | 1 | SCREW, #8 X 3/8 |
| 47 | 161123 | 1 | GAS VALVE 3/8 X 1/8 |
| 48 | 121407 | 1 | SCREW 8-32 X 3/8 HEX BK |
| 49 | 62711 | 1 | BRACKET, VALVE MOUNTING |
| 50 | 121595 | 1 | TINNERMAN U-CLIP |
| 51 | 160740 | 1 | VALVE, SHUTOFF |
| 52 | 120717 | 1 | NUT, HEX # 10-24 KEPS |
| 53 | 10693 | 1 | BURNER ASSEMBLY |
|
54 |
120158 | 1 | SCREW, #8 X 3/8 |
| 55 | 350105 | 1 | WHEEL ROOM AIR NT-25/30/35 K |
| 56 | 350118 | 1 | WHEEL, COMBUSTION AIR |
| 57 | 231166 | 1 | MOTOR, 12V DC |
| 58 | 70406 | 1 | GASKET, COMB. AIR HOUSING |
| 59 | 390376 | 1 | COMBUSTION AIR HOUSING |
| 60 | 70706 | 1 | GASKET, MOTOR |
| 61 | 120158 | 1 | SCREW, #8 X 3/8 |
| 62 | 70704 | 1 | GASKET, CROSSOVER TUBE |
| 63 | 120158 | 1 | SCREW, #8 X 3/8 |
| 64 | 50825 | 1 | CROSSOVER TUBE ASSY |
| 65 | 70705 | 1 | GASKET |
| 66 | 120158 | 1 | SCREW, #8 X 3/8 |
|
67 |
70362 | 1 | BUSHING, SNAP |
| 68 | 120716 | 1 | NUT 10-32 HEX LOCK |
| 69 | 390371 | 1 | BLOWER HOUSING ASSY |
| 70 | 120158 | 1 | SCREW, #8 X 3/8 |
| 71 | 121661 | 1 | FASTENER TINNERMAN #2-56 |
| 73 | 230509 | 1 | MICRO SWITCH & PADDLE USE 233356 |
| 73 | 233356 | 1 | MICRO SWITCH & PADDLE |
| 73 | 525024 | 1 | SERVICE KIT, SAIL SWITCH |
| 73 | 525024 | 1 | SERVICE KIT, SAIL SWITCH |
| 74 | 121247 | 1 | SCREW, 2-56 X 5/8 HEX |
| 75 | 390365 | 1 | HOUSING, COMBUSTION AIR |
Need help finding the correct Suburban NT12S furnace part?
Click any manufacturer part number above to search our inventory. If you cannot find the part you need, contact us with your furnace model number, serial number and part number.
Click any manufacturer part number above to search our inventory. If you cannot find the part you need, contact us with your furnace model number, serial number and part number.
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