Enactus -MA290SS-MA390 Burgmann Cartridge Seal MA290MA390

Enactus -MA290SS-MA390 Burgmann Cartridge Seal MA290MA390

Structure DescriptionEquivalent to Enactus- MA290/MA390CartridgeBalancedIndependent of direction of rotationStationary multiple springsSprings and pin located on the atmospheric sideOperating rangeEna
Product description

Structure Description
Equivalent to Enactus- MA290/MA390
Cartridge
Balanced
Independent of direction of rotation
Stationary multiple springs
Springs and pin located on the atmospheric side
Operating range
Enactus -MA290 / Enactus -MA390:
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 %
Enactus MA291 / Enactus MA391:
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 (Enactus-MA290, Enactus-MA390): High density carbon graphite
Seal face (Enactus-MA291, Enactus-MA391): Silicon carbide (Q1)
Seat (Enactus-MA290/291, Enactus-MA390/391): Silicon carbide (Q1)
Metal parts: CrNiMo steel (G)
Secondary seals: FKM (V)
Enactus -MA390 (Enactus -MA391)
Axially downsized type of MA290 (MA291).

Service
Provide special design
According to the requirements and conditions for the custom processing

Enactus -MA290/Enactus-MA390 dimensions(mm)

d

d1min

d1max

d2

d3

l1

l2

l3

20

30

51

58

104

42

60

12

24

34

51

58

104

42

60

12

25

35

51

58

104

42

60

12

28

38

54

63

108

42

65

12

30

40

56

63

108

42

65

12

32

42

56

63

108

42

65

12

33

43

66

73

118

42

75

14

35

45

66

73

118

42

75

14

38

48

66

73

118

42

75

14

40

50

66

73

118

42

75

14

43

53

71

78

128

42

80

14

45

55

71

78

128

42

80

14

48

58

81

88

138

44

90

14

50

60

81

88

138

44

90

14

53

63

81

88

138

44

90

14

55

65

81

88

138

44

90

14

58

68

96

103

164

46

105

18

60

70

96

103

164

46

105

18

63

73

96

103

164

46

105

18

65

75

96

103

164

46

105

18

70

80

102

109

178

46

111

18

75

85

114

121

193

49

123

18

80

90

114

121

193

49

123

18

85

95

124

131

208

49

133

20

90

100

124

131

208

49

133

20

95

105

134

141

218

49

143

20

100

110

134

141

218

49

143

20




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