OEM Mechanical Seals-GWNULL
Seal Laki:
1.5 " 
1.875" 
2.75 " 
Materia: 
Rotary singsing: Carbon / Sic 
Stationary singsing: SUS304 / SUS316 / Sic / TC 
Secondary Seal: VITON, EPDM 
Spring at metal bahagi: SUS3047 / SUC316
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