TCN NBR Radial Shaft Seal 48x70x12mm | AP2791G Hydraulic Pump Oil Seal

▪ Model: AP2791G TCN Type Radial Shaft Seal

▪ Size: ID 48mm | OD 70mm | Thickness 12mm

▪ Material: NBR (Nitrile Butadiene Rubber), 70 Shore A

▪ Structure: TCN Type | Triple Skeleton | Dual Lip Design

▪ Application: Hydraulic Pumps & Motors

▪ Temperature Range: -40°C to +120°C

▪ Pressure Rating: Dynamic ≤15MPa / Static ≤30MPa

Features

✔ Triple Skeleton Reinforcement

Ensures dimensional stability under high-pressure, high-speed conditions

Prevents deformation and improves lifespan under axial loads

✔ Double Lip Sealing System

Inner primary lip seals in hydraulic oil

Outer dust lip protects against debris and moisture intrusion

✔ Pre-Lubricated & Easy Fit

Factory-applied silicone lubricant ensures smooth installation

Low startup torque and minimal wear on shaft surface

Performance

◉ OEM Replacement Spec

1:1 compatible with AP2791G hydraulic units (standard dimensions and tolerance)

◉ Leak-Resistant Under Pressure

Maintains stable seal even at 15MPa dynamic loads with <0.1 ml/min leakage

◉ Enhanced Wear Resistance

NBR rubber compound resists abrasion, oil breakdown, and environmental degradation

Scenarios

🔧 Ideal for:

• Hydraulic gear & piston pumps

• Mobile construction equipment

• Heavy-duty transmission and drive systems

• Hydraulic motors in industrial and agricultural use