Check the listing for details. Pellethead Aftermarket Hayward HAXPLT1931 Natural Gas Pilot Replacement, 20371. Color: Black, Condition: New. Listed at 180.61 USD. NBK Genuine NBK 20371 Pool Heater NG Pilot Assembly Replaces Hayward Part Number: HAXPLT1931 Pool Heater Pilot Natural Gas (NG) Millivolt Pilot Kit Our Guarantee: 100% Best Price Guarantee 100% Satisfaction Guarantee 100% On-Time Shipping Commitment Returns accepted within 30 days on products not used or installed Over 30 years of trusted value and commitment to customers. Save. Green. Why Choose Pellethead? On-Time Shipping USA Retail Locations Unmatched Warranty – No Hassles Live Tech Support We have over a 99.5% on-time shipment rate. Get your products on-time or before the estimated delivery date. We are not fly by night online Retailers that will be here today and gone tomorrow. We stand behind every product we sell with our no hassle warranty. We offer tech support for every single product we sell. Have an issue, have a question? No problem give us a ring. Experienced Quality Affordable Parts Pellethead Ash Vault Pro Pellethead Smokin Po Boy We have been in business 30 years, we are pellet stove specialists. Period. We service our customers stoves, and provide you with the same quality parts. Check out the only ash vacuum made by pellet stove professionals in a corded and cordless option. Want to cook pizza in 3 minutes? Check out the Pellethead Smokin Po Boy.