The Butterfly Rubber Sub Junior-R Pressure Cooker Gasket (3 Litres Capacity) with a 195 mm outer diameter is a critical replacement part designed to maintain an airtight seal for safe cooking. It is typically crafted from food-grade nitrile rubber to withstand high temperatures and prevent steam leakage.

• Compatibility: Designed specifically for Butterfly Sub Junior ‘R’ pressure cooker models, usually suitable for 2L to 3L capacities. 

1. Preparation: Clean the lid’s groove with a damp cloth to remove any food residue or buildup.
2. Installation: Evenly press the new gasket into the groove, ensuring there are no twists or folds.
3. Frequency: It is recommended to replace the gasket every 12 months of regular use to ensure safety and cooking efficiency.