Gold Member Since 2014
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Saisi Mechanical Seal Co., Ltd.

Burgmann Ma290, Burgmann Ma390, Cartridge Seal manufacturer / supplier in China, offering Burgmann MA290/MA390 Replacement (cartridge seal, mechanical seal, pump seal), Mechanical Seal Jonh Crane Type 8B1T, CNP PUMP SEAL (MECHANICAL SEAL FOR CNP PUMP) and so on.

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Supplier Homepage Product Cartridge mechanical seal Burgmann MA290/MA390 Replacement (cartridge seal, mechanical seal, pump seal)

Burgmann MA290/MA390 Replacement (cartridge seal, mechanical seal, pump seal)

Purchase Qty.:
(Pieces)
1-9 10+
FOB Unit Price: US $250 US $30
Purchase Qty. (Pieces) FOB Unit Price
1-9 US $250
10+ US $30
Get Latest Price
Production Capacity: 10000sets/Year
Transport Package: Wooden Box or Carton Box Upon The Order
Payment Terms: T/T, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: SS-MA290/SS-MA390
  • Trademark: Saisi Seal
  • Origin: Zhangjiagang, Jiangsu
  • Standard: Standard, Nonstandard
  • Specification: CE; RoHS
Product Description
Features
Equivalent to Burgmann MA290/MA390
Cartridge
Balanced
Independent of direction of rotation
Stationary multiple springs
Springs and pin located on the atmospheric side
 
Operating range
 
SSMA290 / SSMA390:
Pressure: p = 16 bar (232 PSI)
Temperature: t = -20 °C 160 °C (-4 °F ... 320 °F) (oil), 0 °C ... 60 °C (32 °F ... 140 °F) (water)
Sliding velocity: vg = max. 20 m/s (66 ft/s)
Viscosity: 0.5 Pa·s
Solids content: 0.3 %
 
SSMA291 / SSMA391:
Pressure: p = 10 bar (145 PSI)
Temperature: t = -20 °C 160 °C (-4 °F ... 320 °F)(oil), 0 °C ... 60 °C (32 °F ... 140 °F) (water)
Sliding velocity: vg = max. 20 m/s (66 ft/s)
Viscosity: 3 Pa·s
Solids content: 10 %
 
Materials
Seal face (SSMA290, SSMA390): High density carbon graphite
Seal face (SSMA291, SSMA391): Silicon carbide (Q1)
Seat (SSMA290/291, SSMA390/391): Silicon carbide (Q1)
Metal parts: CrNiMo steel (G)
Secondary seals: FKM (V)
 
SSMA390 (SSMA391)
Axially downsized type of SSMA290 (SSMA291).

Burgmann MA290/MA390 Replacement (cartridge seal, mechanical seal, pump seal)
Burgmann MA290/MA390 Replacement (cartridge seal, mechanical seal, pump seal)
Burgmann MA290/MA390 Replacement (cartridge seal, mechanical seal, pump seal)

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