Hecker® AEGIRA®
HN 900

DIN EN 12 756 l1k
(DIN 24 960)

Mechanical seal with rubber bellows

 

Fields  of application Design features Application limits
  • Household engineering
  • Low-cost series production mechanical seal
  • unbalanced
  • for conventional spaces according DIN EN 12 756 l
    (DIN 24960)
  • Torque transmission via elastomer bellows and housing
  • independent on direction of rotation
d1 = 10 ... 75 mm
p = 10 bar
T = -20 °C to + 200 °C
(dependent on rubber material
vg = 10 m/s

Design

                          

 

 

Pos.

Denomination

Materials

1

Cup rubber

FPM (V), EPDM (E), NBR (P)

2

Mating-face

SiC (Q1), Al-oxid (V)

3

Seal face

SiC (Q1), carbon-grafite (B)

4

bellows

FPM (V), EPDM (E), NBR (P)

5

housing

G, F

6

Retainer

G, F

7

Spring

G, F

8

Spring collar

G, F

 

Dimensions HN 900

 

Shaft-Ø

D

A

B

H

L3

L1k

E

C

12

12

23,0

19,0

21,7

23,9

32,5

8,6

5,5

14

14

25,0

21,0

23,9

26,4

35,0

8,6

5,5

16

16

27,0

23,0

26,7

26,4

35,0

8,6

5,5

18

18

33,0

27,0

30,4

27,5

37,5

10,0

7,0

19

19

33,0

27,0

30,4

27,5

37,5

10,0

7,0

20

20

35,0

29,0

33,4

27,5

37,5

10,0

7,0

22

22

37,0

31,0

33,4

27,5

37,5

10,0

7,0

24

24

39,0

33,0

38,0

30,0

40,0

10,0

7,0

25

25

40,0

34,0

39,3

30,0

40,0

10,0

7,0

28

28

43,0

37,0

42,0

32,5

42,5

10,0

7,0

30

30

45,0

39,0

43,9

32,5

42,5

10,0

7,0

32

32

48,0

42,0

45,8

32,5

42,5

10,0

7,0

33

33

48,0

42,0

45,8

32,5

42,5

10,0

7,0

35

35

50,0

44,0

49,0

32,5

42,5

10,0

7,0

38

38

56,0

49,0

52,8

34,0

45,0

11,0

8,0

40

40

58,0

51,0

55,8

34,0

45,0

11,0

8,0

43

43

61,0

54,0

58,8

34,0

45,0

11,0

8,0

45

45

63,0

56,0

61,0

34,0

45,0

11,0

8,0

48

48

66,0

59,0

64,0

34,0

45,0

11,0

8,0

50

50

70,0

62,0

66,0

34,5

47,5

13,0

8,5

53

53

73,0

65,0

69,0

34,5

47,5

13,0

8,5

55

55

75,0

67,0

71,65

34,5

47,5

13,0

8,5

58

58

78,0

70,0

78,4

39,5

52,5

13,0

8,5

60

60

80,0

72,0

78,4

39,5

52,5

13,0

8,5

63

63

83,0

75,0

81,5

39,5

52,5

13,0

8,5

65

65

85,0

77,0

84,3

39,5

52,5

13,0

8,5

68

68

90,0

81,0

89,65

37,2

52,5

15,3

9,5

70

70

92,0

83,0

89,65

37,2

52,5

15,3

9,5

75

75

97,0

88,0

96,8

44,7

60,0

15,3

9,5