mechanical seal John Crane type21 1.item no.:HF560 2.size:3/8",1/2",3/4",1",2",3"...... 3.unit price:usd1.2~1.6 4.min qty:50

Mechanical Seal John Crane Type21

1.Item no.:HF560

2.Operating limits:   Pressure:0~1.1mpa   Speed:0~3000   Temperature:-40~205oC

3.Material:

   Rotary ring:carbon/sic/tc

   Stationary ring:ceramic/sic/tc

   Secondary seal:nbr/epdm/viton

   Spring and other parts:s.s/sus304/sus316.

mechanical seal John Crane type21