Oil Seal TC 20x40x7mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring

TC 20 x 40 x 7 Double Lip Rotary Shaft Oil Seal
✔️ Nitrile rubber oil and grease seal for 20 mm shafts

This is a single TC-style double lip rotary shaft seal made to keep oil or grease inside while blocking dirt and moisture. It’s commonly used in motors, gearboxes, pumps, and compact housings where clean sealing and steady shaft rotation are needed. Pack size is one seal.

✅ Seal type TC double lip rotary shaft seal
✅ Shaft diameter 20 mm
✅ Housing bore diameter 40 mm
✅ Width 7 mm
✅ Material nitrile butadiene rubber
✅ Designed for oil and grease retention
✅ Suitable for rotary and static sealing applications
✅ Temperature range -40°F to 248°F
✅ SKU TC20x40x7
✅ Quantity one seal

Dimensions
Shaft Diameter 20 mm
Housing Bore 40 mm
Seal Width 7 mm

💡 What is a TC double lip rotary shaft seal used for in mechanical systems?
TC seals are built to control lubrication and protect rotating assemblies from contamination.

• Primary sealing lip keeps oil or grease locked inside

• Secondary dust lip blocks dirt moisture and debris

• Nitrile rubber handles heat flex and everyday chemicals

• Compact design fits tight housings without sacrificing sealing performance

This seal is a handy choice when you want leak control, longer lubricant life, and dependable protection that helps equipment run cleaner and smoother.