TBGLF-1 is an original Grundfos seal with single spring o-ring
Mounted semi-cartridge seals with threaded Hex-head
Suitable for Grundfos CR, CRN, and CRI series pumps

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1. Operational Conditions: 
Temperature: -30℃ to +200℃
Pressure: ≤2.5MPa
Speed: ≤25m/s
2. Materials: 
Stationary Ring: Silicon Carbide, TC
Rotary Ring: Carbon, Silicon Carbide, TC
Secondary Seal: NBR, EPDM, Viton
Spring and Metal Parts: Steel 
3. Size: 12mm, 16mm