The PSS 4-61 split seal has been NSF/ANSI/CAN 61 & 372 approved for potable water applications from source to tap, following thorough testing and review by NSF International. The NSF certifications cover all wetted components of the seal and demonstrate that PSS 4-61 seals meet regulatory standards for drinking water quality. This guarantee is given to municipalities about the safe selection and use of seals.
Materials of Construction
Stator Face: Carbon, silicon carbide
Rotor Face: Silicon carbide, aluminum oxide
Metal Parts: 316 stainless steel
Springs: Alloy C-276
Secondary Seals: FKM, EPDM
Standard operating limits
Pressure: Full vacuum to 30 bar (450 psi)
Temperature: -18°C to 121°C (0°F to 250°F)
Speed: 19.3 m/s (3,800 fpm)
Sizes: 38 to 152 mm (1.500 to 6.000 in.) For larger sizes, use the PSSL
PSS 4-61 NSF/ANSI/CAN 61 Certified Standard Split Seals for Drinking Water Applications
PSS 4 Split Seal – Repair Instructions
Boost the reliability of your industrial systems with the PSS 4-61 Process Seal. Get in touch today to discover its unmatched sealing capabilities.