The O-Ring (4 x 3 VT 70 SH) is a high-quality sealing component designed to provide a leak-proof, chemical-resistant seal in pumps, engines, and industrial equipment. Manufactured from Viton (VT) rubber with 70 Shore hardness, this O-ring is engineered to withstand exposure to sodium hypochlorite (SH), detergents, oils, and other harsh chemicals, making it ideal for softwash, pressure washing, and spraying systems.

Its 4 mm outer diameter and 3 mm cross-section provide a precise OEM-style fit for use in repair and maintenance applications, ensuring long service life and reliable equipment performance.

Specifications & Features:

• Part Type: O-Ring

• Size: 4 x 3 mm

• Material: Viton (VT) – chemical resistant

• Hardness: 70 Shore A (SH)

• Function: Provides sealing against leaks in high-pressure and chemical systems

• Benefits:

  • Resistant to SH, detergents, and oils

  • Maintains elasticity and seal under pressure and heat

  • OEM-style precision for quick replacement

  • Extends pump and equipment lifespan

Applications:

• Softwash roof and siding cleaning systems

• Pressure washer pumps

• Agricultural sprayers and fluid handling systems

• Industrial machinery requiring chemical-resistant seals

• #60 on diagram