Presto Pressure Cooker Interlock Assembly, 85407

Presto® Pressure Cooker Interlock Assembly | Replacement Part 85407

Restore safe, reliable pressure‑cooking performance with this brand‑new Presto® interlock assembly, designed to prevent the cover from being opened while the cooker is under pressure. A worn or damaged interlock can compromise safety, cause steam leaks, or prevent the unit from building pressure properly. This OEM‑style replacement ensures secure locking and dependable operation.

Features & Benefits:

• Direct replacement for Presto® interlock assembly 85407
• Ensures lid cannot be opened while pressure is present
• Restores proper sealing and pressure‑build performance
• Durable metal and high‑heat components
• OEM‑style fit for easy installation
• Brand New – Unused

Fits Presto® Pressure Cooker Models:

215102, 215101, 211101, 135004, 135001, 131001, 126105, 126104, 126102, 126101, 125005, 125004, 125002, 125001, 122104, 122102, 122101, 121004, 121002, 121001, 01/PS6, 01/PS4, 01/PA4H

Fits Presto® Pressure Canner Models:
01/C13, 01/C17, 01/C22, 01/PE6, 01/PE3, 01/PA6H, 01/PA6, 01/PA4, 178107, 01/CG22, 171001, 171002, 171003, 174001, 0174510, 175001, 175002, 175003, 175004, 175005, 175006, 175107, 01755, 0175510, 177001, 178001, 178002, 178003, 178003, 178004, 178005, 178006
Compatible with a wide range of vintage and modern Presto® cookers and canners.

Common Fixes:

• Lid not locking securely during operation
• Pressure not building due to interlock failure
• Steam leaking around the cover lock area
• Interlock pin sticking or not rising
• Safety mechanism not engaging properly

️ Installation Tips:

• Ensure cooker is completely cool and depressurized before servicing
• Remove the old interlock assembly by loosening the mounting hardware
• Clean the interlock channel to remove debris or mineral buildup
• Install the new assembly using the same orientation and hardware
• Verify the interlock pin moves freely before cooking
• Perform a water‑only test run to confirm proper pressure lock function

Restore safe, dependable operation with this OEM‑fit Presto® interlock assembly — the correct replacement for part 85407.