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Suburban 161156 RV Water Heater Pilot Assembly with Fitting for SW Series -- NBK 20304

Suburban 161156 RV water heater pilot assembly with fitting for SW6P SW6PE SW10P SW10PE series, NBK 20304, 12-inch length
Suburban RV Water Heater Pilot Assembly With Fitting For SW Series
 
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Part Number: 161156
Manufacturer: Suburban Mfg

Quantity in Stock :32

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Suburban Mfg Part 161156 / NBK 20304 SW Series Fitment Suburban 161156 RV Water Heater Pilot Assembly with Fitting -- SW Series

When your pilot light won't stay lit or won't ignite at all, a worn or clogged pilot assembly is usually the culprit. This genuine Suburban replacement pilot assembly with fitting restores reliable ignition to your SW series water heater -- a straightforward repair that outlasts a simple orifice cleaning and gets your hot water back fast.

Reliable Ignition for Suburban SW Series Water Heaters

The Suburban 161156 pilot assembly is a direct-replacement unit designed for the SW6P, SW6PE, SW6PR, SW6PER, SW10P, SW10PE, SW10PR, and SW10PER water heaters commonly found in RVs and travel trailers. It ships with the fitting installed, so you get a complete assembly ready for installation without hunting for additional hardware.

Also known by NBK part number 20304, this assembly is a widely stocked replacement in the RV aftermarket and is designed to work in conjunction with the Suburban 010803 burner assembly (sold separately). If you are sourcing both components at the same time, verify that your burner assembly is also in good condition before completing the repair.

Direct SW Series Fit

Engineered specifically for SW6P, SW6PE, SW6PR, SW6PER, SW10P, SW10PE, SW10PR, and SW10PER Suburban water heaters -- no modification needed.

Complete Assembly

Includes the pilot hood, orifice, and fitting in one unit. No need to source separate fittings or hardware for installation.

Known Cross-Reference

Listed as NBK part number 20304, making it easy to cross-reference with supplier catalogs and verify compatibility.

90-Day Warranty

Backed by Suburban's limited 90-day manufacturer warranty against defects in materials and workmanship.

When to Replace the Pilot Assembly

The pilot assembly is the component that delivers a small, steady flame used to ignite the main burner. Over time, the orifice can clog with scale, debris, or corrosion, and the hood can warp or crack from repeated heat cycling. Common symptoms that point to a failed or failing pilot assembly include:

  • Pilot light will not ignite even after repeated attempts
  • Pilot lights briefly but will not stay litMain burner fails to light despite the thermocouple testing good
  • Visible damage, soot buildup, or corrosion on the pilot hood or orifice tip
Clean vs. Replace: Cleaning the pilot orifice with a wire brush or compressed air is a faster fix, but replacement delivers better long-term results. A new pilot assembly eliminates worn orifice tolerances and degraded hood geometry that cleaning alone cannot correct.

Installation Overview

Replacing the pilot assembly on a Suburban SW series water heater is a DIY-friendly repair for RV owners comfortable working with gas appliances. The general process involves shutting off the gas supply, removing the burner door assembly, disconnecting the existing pilot tubing and thermocouple lead, unbolting the old pilot assembly, and installing the new unit in reverse order.

Gas Appliance Safety: Always shut off the LP gas supply at the tank before beginning any work on the water heater. After installation, check all connections for leaks using an approved leak-detection solution before relighting. If you are not comfortable working with gas lines, have the repair performed by a qualified RV service technician.
Pair With the Burner Assembly: This pilot assembly is designed for use with the Suburban 010803 burner assembly (sold separately, SKU 42-0531 at rvupgradestore.com). If your burner assembly shows signs of rust, scale buildup, or flame irregularity, replacing both components at the same time is good practice and avoids a repeat service call.
Maintenance Tip: After installation, inspect the thermocouple as well. A weak or failing thermocouple is another common cause of pilot outages and is inexpensive to replace while the burner compartment is already open.

Part Identification

ManufacturerSuburban Mfg
Suburban Part Number161156
NBK Cross-Reference20304
UPC765053276832
Store SKU42-0593

Physical Specifications

Assembly Length12 inches
Weight1 lb
Fitting IncludedYes -- pre-installed on assembly

Compatible Models

SW6PCompatible
SW6PECompatible
SW6PRCompatible
SW6PERCompatible
SW10PCompatible
SW10PECompatible
SW10PRCompatible
SW10PERCompatible

Related Components

Burner Assembly (sold separately)Suburban 010803 -- SKU 42-0531
Appliance TypeLP gas RV water heater
SeriesSuburban SW (pilot ignition models)

Warranty

CoverageLimited 90-day manufacturer warranty
Issued BySuburban Mfg
Important Information
  • This pilot assembly is compatible ONLY with pilot-ignition SW series models (SW6P, SW6PE, SW6PR, SW6PER, SW10P, SW10PE, SW10PR, SW10PER). It is NOT designed for Suburban DSI (direct spark ignition) water heaters.
  • The Suburban 010803 burner assembly is NOT included. It is sold separately.
  • Always shut off LP gas supply at the tank before beginning installation. Confirm all fittings are leak-free before relighting.
  • This is a gas appliance component. If you are uncertain about your ability to safely complete this repair, consult a certified RV service technician.
  • Verify your water heater model number on the data plate before ordering. Model numbers on SW series units may be found on the exterior access door or inside the burner compartment.


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