The GARLOCK KLOZURE® Model 63 Oil Seal Part No. 63X6543R2 is designed for demanding industrial applications where conventional oil seals may not provide sufficient durability and service life.

GARLOCK Model 63 is one of the most widely used heavy-duty rotary shaft seal designs in industrial facilities worldwide. The seal incorporates a precision-engineered metal case combined with a stainless steel finger spring that applies consistent radial sealing force around the shaft circumference. This design allows the seal to maintain effective sealing performance under vibration, shaft runout, and demanding operating conditions.

The heavy-duty construction makes Model 63 particularly suitable for industrial gearboxes, mining conveyors, paper mills, steel processing equipment, hydroelectric power plants, pumps, and large rotating machinery. The assembled seal design offers superior structural rigidity and sealing reliability compared with many conventional radial oil seals.

Manufactured with premium NBR (Nitrile Butadiene Rubber) sealing material, the seal provides excellent compatibility with lubricating oils, gear oils, grease, hydraulic fluids, and petroleum-based lubricants. NBR remains the preferred material for industrial sealing applications due to its excellent wear resistance, oil resistance, flexibility, and cost-effectiveness.

With dimensions of 3.000 x 3.750 x 0.6875 inch, the GARLOCK Model 63 Part No. 63X6543R2 is commonly used in heavy-duty industrial applications requiring long-term reliability and reduced maintenance intervals.

⚙️ Applications

• Industrial gearboxes
• Heavy-duty pumps
• Mining machinery
• Paper mill equipment
• Steel mill machinery
• Conveyor drive systems
• Hydroelectric equipment
• Industrial fans and blowers
• Power transmission systems
• OEM industrial equipment

🎯 Benefits

✔ Excellent oil retention

✔ Heavy-duty industrial construction

✔ Superior shaft protection

✔ Extend bearing and shaft life

✔ Reduce lubricant leakage

✔ Minimize downtime

✔ Lower maintenance costs

✔ Long service life

✔ Suitable for harsh industrial environments

🧠 Technical Insight

• GARLOCK KLOZURE® Model 63 design
• Heavy-duty assembled seal construction
• Stainless steel finger spring technology
• Uniform radial sealing force
• Excellent resistance to industrial lubricants
• Suitable for continuous-duty operation
• Designed for severe industrial service

✅ Key Features

• GARLOCK KLOZURE® Technology
• Model 63 Heavy Duty Design
• Part No. 63X6543R2
• Stainless Steel Finger Spring
• Premium NBR Sealing Element
• Industrial Grade Construction
• OEM Replacement Ready

📊 Specifications

Brand: GARLOCK

Series: KLOZURE®

Model: 63

Part Number: 63X6543R2

Size: 3.000 x 3.750 x 0.6875 inch

Type: Heavy Duty Rotary Shaft Oil Seal

Material: NBR (Nitrile Rubber)

Construction: Metal Case Seal

Spring Type: Stainless Steel Finger Spring

Shaft Diameter (ID): 3.000 inch

Housing Diameter (OD): 3.750 inch

Width: 0.6875 inch

Application Class: Heavy Industrial Service

🔁 Equivalent

Suitable replacement for:

SKF Heavy Duty Oil Seal

CR Chicago Rawhide Industrial Seal

NOK Industrial Seal

CFW Rotary Shaft Seal

KACO Heavy Duty Seal

DICHTOMATIK Industrial Seal

TRELLEBORG Rotary Shaft Seal

(Always verify dimensions and seal configuration before ordering.)

📦 Availability

✅ In Stock

🚚 Fast Delivery Available

📦 MOQ: 1 Piece

📲 Contact via LINE ID: dusitrea

🏭 Suitable for industrial maintenance and OEM replacement