The TROSTEL 4.000x4.876x0.625 M/R NBR Oil Seal is a heavy-duty rotary shaft seal engineered for large shaft applications and severe industrial environments.

The M/R design provides additional structural support and stable sealing performance under high loads and continuous operation.

Made from NBR (Nitrile Rubber), this seal offers excellent resistance to oil, grease, and lubricants, making it suitable for gearboxes, pumps, conveyors, and mining equipment.

⚙️ Applications

• Large gearbox
• Industrial pump
• Conveyor system
• Crusher
• Mining, agricultural, and construction equipment

🎯 Benefits

• Reduce oil leakage
• Reduce downtime
• Extend bearing and shaft life
• Lower maintenance costs
• Suitable for large shafts

🧠 Technical Insight

• M/R design improves structural stability
• NBR temperature range ~100–120°C
• Excellent oil and grease resistance

📊 Specifications

• Brand: TROSTEL
• Model: M/R
• Size: 4.000 x 4.876 x 0.625 inch
• Type: Heavy Duty Rotary Shaft Oil Seal
• Material: NBR (Nitrile Rubber)

🔁 Equivalent

SKF / CR / National / GARLOCK / Chicago Rawhide

📦 Availability

✔ In stock
✔ Fast delivery nationwide
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