double face mechanical seal parts M74D/O - Ring Mechanical Seal

Specifications 

                   Profile

• Double seal
• Unbalanced
• Independent of direction of rotation
• Multiple springs

Double seals in the M7Nsrries have the same design-feature as the "M7N" family of single

seals(easy- to-replace seal faces,ect.).Apart from the installation length of the drive collar,all fiting

dimensions(d1<100mm)conform with DIN 24960. 

            Operating Limits

d1=18…200mm   0.625"…8"

p1=16(25)bar    230(360)PSI

t=-50…220  (-20…180)

vg=20m/s(10m/s*)  66(33)ft/s

*)Limit for  shrink-fitted carbide seal face with d1≥105mm

Axial movement

d1≤100mm±0.5mm

d1>100mm±0.2mm

Our products can replace the mechanical seals produced by Burgmann and John Crane and be widely used in petroleum, chemistry, refinery, paper making, pharmacy, power and auto industry. Our Mechanical Seal Factory. is the advanced designer & manufacturer of mechanical seal, the range involves in: industrial pump mechanical seal, mixer and agitator seal, cartridge seal, metal bellows seal, auto cooling pump seal and auto air-condition compressor lip seal.