Suburban Mfg 121698 #10-32 Hex Keps Lock Nut

The Suburban Manufacturing 121698 is a #10-32 hex keps lock nut designed specifically for RV water heater applications. This fastener features an integrated external tooth lock washer that provides secure retention and prevents loosening due to vibration.

Key Features:

• #10-32 thread size for precise fitment
• Hex keps design with integrated lock washer
• Prevents loosening from vibration and thermal cycling
• Used to secure thermostat switch assembly (Part Number 232319)
• Genuine Suburban OEM replacement part

This keps nut is a critical fastener used in Suburban water heaters to properly install and secure the thermostat switch assembly. The integrated lock washer eliminates the need for a separate washer and ensures reliable electrical and mechanical connections in demanding RV environments.