Rockwell 5 Ton Hub & Air Seal CTIS Axle Series

This Rockwell 5 Ton Hub & Air Seal is a critical component for maintaining air pressure and axle integrity on vehicles equipped with CTIS (Central Tire Inflation System). Designed specifically for Rockwell 5 Ton Axles used in the 900 Series A2 military truck line, this dual-function seal ensures that both the hub and air systems remain sealed, preventing air leaks and contamination of the axle oil.

Whether you're servicing an M939A2, rebuilding surplus parts, or upgrading an off-road rig using Rockwell axles, this heavy-duty seal offers a direct fit and OEM-level reliability.
? Features

✅ Compatible with Rockwell 5 Ton CTIS Axles

✅ Fits 900 Series A2 Trucks - including M939A2, M923A2, M925A2

✅ Maintains separation of air and oil systems

✅ Helps preserve CTIS air pressure integrity

✅ Protects hub internals from dirt, oil, and debris

✅ Heavy-duty construction for off-road and military use

✅ Easy installation - direct replacement part

? Applications

Military trucks with Rockwell 5 Ton Axles (CTIS-equipped)

M939A2, M923A2, M925A2, M319A2, and similar models

Off-road, mud trucks, and heavy-duty axle conversions

Ideal for axle rebuilds, restorations, and CTIS service