Istanbul

Multiple springs o-ring/wedge seals

Technical features

• Single seal
• Balanced/Unbalanced
• Bi-directional
• Multiple springs

Operating limits

• P = 348 to 580 PSI
• T = -95 to 320°F
• V = 82 ft/s

Description	Materials
Primary rings	silicon carbide, tungsten carbide, carbon graphite
Mating rings	silicon carbide, tungsten carbide, metric size
Secondary seal	NBR, EPDM, PTFE, Viton
Metal parts	Stainless 304, Hastelloy

Product description

Multi Spring, PTFE wedge design for use in extreme temperatures / chemical applications. Unitized construction. Also available in a balanced design

Available products

• Istanbul 1 (IS1) - Metric size
• Istanbul 2 (IS2) - Metric size
• Istanbul 3 (IS3) - Metric size
• Istanbul 4 (IS4) - Metric size
• Istanbul 5 (IS5) - Metric size
• Istanbul 6 (IS6) - Metric size
• Istanbul 7 (IS7) - Imperial size
• Istanbul 8 (IS8) - Imperial size
• Istanbul 9 (IS9) - Imperial size
• Istanbul 10 (IS10) - Imperial size
• Istanbul 11 (IS11) - Imperial size
• Istanbul 12 (IS12) - Imperial size
• Istanbul 13 (IS13) - Imperial size

Stationary Seats

• For IS1: ES1, ES3 (O-ring), ES2 (O-ring standard)
• For IS2, IS3: ES3 (PTFE), ES2 (PTFE)
• For IS6, IS8, IS10, IS12: ES4, ES5, FR1 (standard), FR2, FR3
• For IS7, IS9, IS11, IS13: AU1, AU5, TR1, TR2, TR3, TR4

product detail [pdf: 186.57 KB] complete catalog [pdf: 5.71 KB]