MULTIPLE SPRINGS BALANCED SEAL

Technical features

• Single seal
• Balanced
• Multiple springs
• Bi-directional
• To DIN 24960

Operating limits

• d1 = 18 – 100 mm, 0.750” – 4.000”
• p1 = 2.4 MPa
• t = -35 – 160 °C
• vg = 20 m/s

Materials

• Rotary faces: carbon graphite, silicon carbide, tungsten carbide • Stationary seats: silicon carbide, tungsten carbide • Springs, collars, face housings: AISI 304, 316 • Secondary seals: EPDM, FEP, FPM, FEPM

Stationary seats

• YT690: LS4 (to DIN 24960) • YT691: OS1