Technical Features
Single seal
Balanced
Independent of direction of rotation
Spring product protected
According to DIN 24960 Standard
Mechanical seals of the N690 series are designed for media containing solids or with high viscosity e.g. sugar, paper, sewage and waste water industry.
The spring is not in direct contact with the product. The robust and reliable design avoids sticking and clogging.
The design features are single seal, balanced, independent on direction of rotation , spring product protected.
The dimensions are according to DIN 24960 standard .
The N690 series are equivalent to Burgmann type HJ92N/HJ977GN series pump seals.
Operating Limites
d = 18 ... 200 mm
p = 25 bar , 348PSI
t = -20 ... 180 oC , -31oF ... 320oF
vg = 20 m/s , 65 ft/s
Single seal
Balanced
Independent of direction of rotation
Spring product protected
According to DIN 24960 Standard
Mechanical seals of the N690 series are designed for media containing solids or with high viscosity e.g. sugar, paper, sewage and waste water industry.
The spring is not in direct contact with the product. The robust and reliable design avoids sticking and clogging.
The design features are single seal, balanced, independent on direction of rotation , spring product protected.
The dimensions are according to DIN 24960 standard .
The N690 series are equivalent to Burgmann type HJ92N/HJ977GN series pump seals.
Operating Limites
d = 18 ... 200 mm
p = 25 bar , 348PSI
t = -20 ... 180 oC , -31oF ... 320oF
vg = 20 m/s , 65 ft/s
Main Products
Mechanical seals