WD-40 Specialist® Silicone Spray - 400ml - 44389/NBA
WD-40® Specialist Silicone is a high-performance, non-staining lubricant that waterproofs, reduces friction and helps prevent parts from sticking. Safe on rubber, plastic, metal and wood, it leaves a clear film that won’t attract dirt—ideal for seals, belts, pulleys, guide rails, locks and linkages. Smart Straw gives wide spray or pinpoint control, with a 360° valve for use at any angle.
Key Features & Benefits
- Clean, Drying Film: Clear, non-staining silicone that won’t attract dirt.
- Multi-Material Safe: Suitable on rubber, plastics, metals and wood.
- Waterproofs & Protects: Displaces moisture and leaves a protective barrier.
- Smart Straw & 360° Valve: Flip-up straw for precision; sprays at any angle.
- Wide Temperature Range: Effective roughly from −35 °C to +200 °C (application dependent).
Product & Technical Details
- Type: Silicone lubricant (aerosol)
- Appearance: Clear / light yellow
- Size: 400 ml can
- Typical Uses: Seals and window rubbers, pulleys, linkages, guide rails, belts, locks, hinges
Instructions for Use
- Clean the area to remove loose dirt and old residues.
- Shake well. Flip Smart Straw down for wide spray or up for precision.
- Apply a light film; allow to penetrate and dry. Wipe excess if required.
Limitations & Precautions
- Extremely flammable aerosol—keep away from heat, sparks and open flames.
- Test on sensitive finishes and plastics before full application.
- Avoid brake/friction surfaces. Use with adequate ventilation.
A versatile silicone spray that lubricates, waterproofs and protects components across automotive, trade and home maintenance—clean to use, long-lasting and easy to direct with Smart Straw and 360° spraying.
Original: $11.57
-65%$11.57
$4.05WD-40 Specialist® Silicone Spray - 400ml - 44389/NBA
WD-40® Specialist Silicone is a high-performance, non-staining lubricant that waterproofs, reduces friction and helps prevent parts from sticking. Safe on rubber, plastic, metal and wood, it leaves a clear film that won’t attract dirt—ideal for seals, belts, pulleys, guide rails, locks and linkages. Smart Straw gives wide spray or pinpoint control, with a 360° valve for use at any angle.
Key Features & Benefits
- Clean, Drying Film: Clear, non-staining silicone that won’t attract dirt.
- Multi-Material Safe: Suitable on rubber, plastics, metals and wood.
- Waterproofs & Protects: Displaces moisture and leaves a protective barrier.
- Smart Straw & 360° Valve: Flip-up straw for precision; sprays at any angle.
- Wide Temperature Range: Effective roughly from −35 °C to +200 °C (application dependent).
Product & Technical Details
- Type: Silicone lubricant (aerosol)
- Appearance: Clear / light yellow
- Size: 400 ml can
- Typical Uses: Seals and window rubbers, pulleys, linkages, guide rails, belts, locks, hinges
Instructions for Use
- Clean the area to remove loose dirt and old residues.
- Shake well. Flip Smart Straw down for wide spray or up for precision.
- Apply a light film; allow to penetrate and dry. Wipe excess if required.
Limitations & Precautions
- Extremely flammable aerosol—keep away from heat, sparks and open flames.
- Test on sensitive finishes and plastics before full application.
- Avoid brake/friction surfaces. Use with adequate ventilation.
A versatile silicone spray that lubricates, waterproofs and protects components across automotive, trade and home maintenance—clean to use, long-lasting and easy to direct with Smart Straw and 360° spraying.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
WD-40® Specialist Silicone is a high-performance, non-staining lubricant that waterproofs, reduces friction and helps prevent parts from sticking. Safe on rubber, plastic, metal and wood, it leaves a clear film that won’t attract dirt—ideal for seals, belts, pulleys, guide rails, locks and linkages. Smart Straw gives wide spray or pinpoint control, with a 360° valve for use at any angle.
Key Features & Benefits
- Clean, Drying Film: Clear, non-staining silicone that won’t attract dirt.
- Multi-Material Safe: Suitable on rubber, plastics, metals and wood.
- Waterproofs & Protects: Displaces moisture and leaves a protective barrier.
- Smart Straw & 360° Valve: Flip-up straw for precision; sprays at any angle.
- Wide Temperature Range: Effective roughly from −35 °C to +200 °C (application dependent).
Product & Technical Details
- Type: Silicone lubricant (aerosol)
- Appearance: Clear / light yellow
- Size: 400 ml can
- Typical Uses: Seals and window rubbers, pulleys, linkages, guide rails, belts, locks, hinges
Instructions for Use
- Clean the area to remove loose dirt and old residues.
- Shake well. Flip Smart Straw down for wide spray or up for precision.
- Apply a light film; allow to penetrate and dry. Wipe excess if required.
Limitations & Precautions
- Extremely flammable aerosol—keep away from heat, sparks and open flames.
- Test on sensitive finishes and plastics before full application.
- Avoid brake/friction surfaces. Use with adequate ventilation.
A versatile silicone spray that lubricates, waterproofs and protects components across automotive, trade and home maintenance—clean to use, long-lasting and easy to direct with Smart Straw and 360° spraying.









