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Quick specs
Part Type
GS pilot assembly
Fuel
Natural gas
Fits
American Standard water heaters
Not sure this fits your unit?
Call us with your model number and we'll confirm the right part before you order.
SKU: 50315073883 · Category: PILOT ASSEMBLY KITS

AMERICAN STANDARD GS Pilot Assembly (Natural Gas) 50315073883

Genuine OEM Pilot Assembly·Replaces Part 188801

$123.11

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  • Free shipping — most items ship by the next day

Licensed HVAC technician required. Must be installed by a certified professional. Improper installation voids the manufacturer warranty.

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SKU: 50315073883 · Category: PILOT ASSEMBLY KITS
AMERICAN STANDARD GS Pilot Assembly (Natural Gas) 50315073883
Quick specs
Part Type
GS pilot assembly
Fuel
Natural gas
Fits
American Standard water heaters
Not sure this fits your unit?
Call us with your model number and we'll confirm the right part before you order.

AMERICAN STANDARD GS Pilot Assembly (Natural Gas) 50315073883

Part Number: 50315073883
Brand: American Standard
Replaces: 188801

Product Description

The American Standard 50315073883 Natural Gas Pilot Assembly is a genuine OEM replacement part designed to restore reliable ignition to your American Standard water heater. This pilot assembly is engineered to ensure optimal performance and reliability across a wide range of water heater models. If your water heater won’t ignite, the pilot light won’t stay lit, or the pilot flame is weak or inconsistent, this direct replacement assembly gets your hot water flowing again fast.

Built to the same exacting standards as the original factory component, this pilot assembly delivers consistent, efficient ignition for natural gas water heating systems — making it the trusted choice for plumbers, HVAC technicians, and confident DIY homeowners alike.

Key Features

  • Genuine OEM replacement for American Standard GS and GSN series water heaters
  • Compatible with multiple American Standard water heater models for broad application coverage
  • Designed for natural gas (NAT GAS) fuel systems
  • Durable construction engineered for long-term, dependable use
  • Straightforward installation process — no specialized tools required
  • Direct fit — no modifications needed
  • Ideal for residential water heater applications

Compatible Models

Compatible with the following American Standard water heater models: GSN30L-2-3-12, GSN30L-2-3-6, GSN30T-1-3-12, GSN30T-1-3-6, GSN30T-2-3-12, GSN30T-2-3-6, GSN40L-2-3-6, GSN40T-1-3-12, GSN40T-1-3-6, GSN40T-2-3-12, GSN40T-2-3-6, GSN50L-2-3-12, GSN50L-2-3-6, GSN50T-1-3-12, GSN50T-1-3-6, GSN50T-1-4-12, GSN50T-1-4-6, GSN50T-2-3-12, GSN50T-2-3-6, GSN50T-2-4-12, and GSN50T-2-4-6.

Key features
  • Genuine OEM Pilot Assembly — for American Standard natural gas water heaters
  • Replaces Part 188801 — direct-fit replacement
  • Restores Reliable Ignition — fixes pilots that won't light or stay lit
  • Wide Model Coverage — fits a range of American Standard water heaters

Why homeowners choose NAW

Genuine OEM parts

Every part we sell is the real thing — authorized, factory-genuine, and backed by the full manufacturer warranty.

Easy online ordering

Find your part by model number, add to cart, and get it delivered to your door — no middleman, no markup.

30-day hassle-free returns

Ordered the wrong part? Send it back within 30 days.

Help when you need it

Not sure if this is the right part? Call us at (888) 292-0874 and we’ll help you find the correct replacement.

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