D49 Rocker Arm Seat
Клапанная коробка Д49.78.02-4
The D49 Rocker arm seat locomotive designed for the D49 series steam locomotives.
Quantity
Description
D49 Locomotive Rocker Bearing Pedestal - Technical Specifications
Part Name: Rocker Bearing Pedestal / Bracket (also commonly referred to as Rocker Arm Stand or Rocker Box Support)
Key Features & Design:
1. Material: Typically cast from high-strength steel or high-grade cast iron to withstand significant dynamic forces and vibration.
2. Construction: A robust, often hollow-box or webbed design for optimal strength-to-weight ratio. It features precisely machined bores to house the bushings or bearings for the reversing shaft.
3. Mounting: Securely bolted or riveted to a main frame bracket or directly to the locomotive frame/boiler backplate, ensuring absolute rigidity.
Importance:
The accurate and secure installation of the rocker bearing pedestal is vital for correct valve timing and event.
