71629 H.B. SMITH 2" x 6" Repair Nipple Assembly
Replacement 2" x 6" Repair Nipple Assembly (RNA) for Mills 450 H.B. Smith boilers. This assembly comes complete with a hy-temp seal and split washer to allow secure and easy installation.
🌟 Key Features
✅ Complete repair nipple assembly for Mills 450 return drum
✅ Includes hy-temp seal and split washer for proper installation
✅ Durable construction for long-lasting performance
✅ Direct OEM replacement
⚙️ Technical Specifications
| Specification | Details |
|---|
| Brand |
H.B. Smith |
| Part Number |
71629 |
| Dimensions |
2" x 6" |
| Compatibility |
Mills 450 Boilers – Return Drum |
| Includes |
Hy-temp seal, Split washer |
⚠️ Common Symptoms (When Replacement is Needed)
-
Leaks at return drum connection
-
Damaged or worn nipple assembly
-
Loose or unstable piping connections
❓ Frequently Asked Questions (FAQ)
Q1: What boilers is this repair nipple compatible with?
➡️ Fits Mills 450 H.B. Smith boilers.
Q2: What is included in the assembly?
➡️ Hy-temp seal and split washer for secure installation.
Q3: What size is the repair nipple?
➡️ 2" diameter, 6" length.
🛒 Shopping Tips
💡 Inspect the return drum connection for wear before installing.
🔧 Always replace worn seals or washers to prevent leaks.
✅ Keep spare RNA assemblies on hand for maintenance.
