Equilibar Back Pressure Regulator Rebuild Kit w/ DuPont Kalrez O-Rings AS-568

Brand: Equilibar

Model: ZF1SN8N-NS8P2000T300I20LLLKB (with RBK-ZF1SN8N rebuild kit)

Type: Back Pressure Regulator Rebuild Kit

Includes:

• (4) DuPont™ Kalrez® Spectrum™ AS-568 O-Rings (Compounds: 7075, 7090, 7090, 7090)

• Equilibar diaphragm assembly (P/N: RBK-ZF1SN8N-NS8P2000T300I20LLLKB)

• Factory-sealed packaging

Specifications:

• Max Allowable Working Pressure (MAWP): 2,000 PSI

• Max Allowable Working Temperature (MAWT): 300°C

• Material: SS316L / PTFE / FFKM

• O-Ring Compounds: Kalrez® 7075 (perfluoroelastomer), Kalrez® 7090 (high hardness, chemical resistant)

• Nominal Size: AS568 standard sizes (varies per included O-ring)

Applications:

• Precision back pressure regulation in laboratory, analytical, and industrial systems

• Suitable for aggressive chemicals, high-temperature processes, and ultra-pure applications

• Common in chromatography, high-pressure research, and gas/liquid control environments

Compatibility:

• Fits Equilibar ZF1 series back pressure regulators (verify model before purchase)

• Compatible with other SS316L/PTFE/FFKM diaphragm-style regulators

Condition: Brand new, factory sealed. All O-rings in original DuPont packaging.

Why Choose Kalrez®:

Kalrez® perfluoroelastomer parts offer industry-leading chemical resistance and temperature stability. The 7075 and 7090 compounds provide optimal sealing performance in demanding environments where FFKM is required.