Wave Spring Seal [W4]

The W4 Wave Spring Seal is a single-acting, inside-mounted unbalanced mechanical seal designed for pumps and rotating equipment handling oils, water, and general chemicals. Its compact wave spring design ensures reliable sealing, reduced maintenance, and long-lasting operational performance.

Reliable Performance

Corrosion Resistance

Easy Installation

Extended Service Life

Product Description

The W4 Wave Spring Seal is a compact and dependable single-acting mechanical seal specifically engineered for
inside-mounted applications in pumps, mixers, agitators, and other rotating equipment handling water, oils, and
general industrial chemicals. Designed with a precision-engineered wave spring mechanism, the W4 seal
provides uniform face loading across the sealing surfaces, ensuring stable sealing performance, reduced face
wear, and extended service life. Its unbalanced design offers a cost-effective and reliable sealing solution for low
to moderate pressure applications where operational efficiency and maintenance reduction are key
requirements. The compact construction allows easy installation in equipment with limited space while
maintaining excellent sealing integrity under varying operating conditions. Manufactured using high-quality
sealing face materials such as Carbon, Silicon Carbide, and Tungsten Carbide, the W4 seal delivers outstanding
resistance to wear, abrasion, and corrosion, making it suitable for demanding industrial environments. Secondary
sealing elements are available in FKM, NBR, and EPDM elastomers to ensure compatibility with a wide range of
process fluids. With a shaft size range of 25 mm to 70 mm, operating temperatures from -20°C to 100°C, and
pressure capability up to 10 kg/cm², the W4 seal provides reliable performance across diverse industrial
applications. Constructed with corrosion-resistant metal components including SS304, SS316, and SS316L, the
seal offers enhanced durability and long-term operational reliability. By minimizing leakage, reducing
maintenance requirements, and improving equipment uptime, the W4 Wave Spring Seal delivers an economical
and efficient sealing solution that helps industries optimize productivity and reduce overall operating costs.

Single Coil Seal

S1 BIDIRECTIONAL, CLUTCH TYPE SEAL, UNBALANCED

S2 CONICAL SPRING, UNBALANCED

S3 INSIDE MOUNTED, UNBALANCED

S4 INSIDE MOUNTED, UNBALANCED

S5 INSIDE MOUNTED, UNBALANCED

Specification of Dry Running Mechanical Seal

SINGLE ACTING, INSIDE MOUNTED, UNBALANCED

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