Description
The Maxitrol R400B10-13 is a precision brown replacement spring engineered for use with Maxitrol R400 and R400S Series gas pressure regulators. Delivering a spring range of 1–3.5″ W.C., this OEM-quality component restores accurate outlet pressure regulation, helping ensure safe, reliable performance from connected gas appliances. Its compact 1-1/4″ length allows for a direct-fit installation, minimizing downtime and simplifying field servicing.
Key Specifications
- Spring Range: 1–3.5″ W.C.
- Compatible With: Maxitrol R400 Series, R400S Series
- Color: Brown
- Length: 1-1/4″
Features & Benefits
- Direct OEM replacement for fast, accurate regulator servicing
- Color-coded brown for easy identification and correct pressure range selection
- Maintains precise outlet pressure within R400 Series regulators
- Compact, direct-fit design enables straightforward installation with minimal downtime










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