M3N MECHANICAL SEAL SERIES

Operating limits
d1=6...80mm 0.25"...3.125"
  (M37G from d1=16mm/M37up to d1=55mm)
t=-20...180℃ -40F...35°F
   (M37up to 120℃)
vg=10(15)m/s 33(50)ft/s
p1=10bar 145 PSI
  

Combination of material seal types
　
旋转环 　 　 　 静止环 stationary seats 　 　 　 　
部件 　 G4 　 G13 　 G6³） 　 　 G9 　
rotating unti S V Q1(Q2) A;B S V Q1(Q2) S V Q1(Q2)
M3(S) 　 　 　 M3 　 　 　 M3N 　 　
M32(A;B) M32 M32 M32 　 M32N4 M32N4 M32N4 　 M32N M32N
M37(U1) 　 　 M37 M37 　 　 M37N4 M37N 　 M37N
M37(Q12; 　 　 M37G M37G 　 　 M37GN4 M37GN 　 M37GN
Q12;U22) 　 　 　 　 　 　 　 　 　 　
　

　

Stationary seats

　


Item no's and descriptions as for type
M3N, but with the seal face brazed
(tungsten carbide) to the seal face
carrier(item no.1.1)
　


(d1 max. 55mm) item no's and descriptions
 as for type M3N, but with the seal face
 brazed (tungsten carbide) to the
seal face carrier(item no.1.1)
　


Item no's and descriptions as for type
 M3N, but with the seal face shrink-fitted
(silicon carbide)  into the seal face
housing(item no.1.1)
　
d1 d3 d6 d7 d8 d111) d121) d13 db l1n l3 l5 l6 l7 l8 l9 l10 l11 l12 l13 l14 l15 l16 l21 l22 l23 l28 b R
18* 29 27 33 3 24.0 30.0 31 23 45 19.5 2.0 5 9 19.5 11.5 8.5 12.5 9.0 10.0 8.0 1.5 5 20 20.5 18.0 7.5 (8) 1.5
20* 31 29 35 3 29.5 35.0 34 26 45 22.0 2.0 5 9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 21.5 22.0 19.0 7.5 (8) 1.5
22* 33 31 37 3 29.5 35.0 36 28 45 21.5 2.0 5 9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 23 23.5 20.5 7.5 (8) 1.5
24* 35 33 39 3 32.0 38.0 38 30 50 23.5 2.0 5 9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 24.5 25.0 22.0 7.5 (8) 1.5
25* 36 34 40 3 32.0 38.0 39 31 50 26.5 2.0 5 9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 24.5 26.5 23.5 7.5 (8) 1.5
26* 37 　 　 　 34.0 40.0 40 32 　 　 　 　 9 　 　 　 13.0 9.0 10.0 8.0 1.5 5 24.5 26.5 23.5 　 　 1.5
28* 40 37 43 3 36.0 42.0 42 35 50 26.5 2.0 5 9 19.5 11.5 8.5 14.0 10.0 11.0 9.0 1.5 5 24.5 26.5 24.5 7.5 (8) 1.5
30* 43 39 45 3 39.2 45.0 44 37 50 26.5 2.0 5 9 19.5 11.5 8.5 14.0 11.5 11.0 10.5 1.5 5 24.5 25.0 24.5 7.5 (8) 1.5
32* 46 42 48 3 42.2 48.0 46 39 55 28.5 2.0 5 9 19.5 11.5 8.5 14.0 11.5 11.0 10.5 1.5 5 28.0 28.5 28.0 7.5 (8) 1.5
33* 47 42 48 3 　 　 47 40 55 28.5 2.0 5 9 19.5 11.5 8.5 　 12.0 　 　 　 　 　 　 　 7.5 (8) 1.5
35* 49 44 50 3 46.2 52.0 49 43 55 28.5 2.0 5 9 19.5 11.5 8.5 14.5 12.0 11.5 11.0 1.5 5 28.0 28.5 28.0 7.5 (8) 1.5
38* 53 49 56 4 49.2 55.0 54 45 55 33.5 2.0 6 9 22.0 14.0 10.0 14.5 11.3 11.5 10.3 1.5 5 31.0 32.2 31.0 9.0 7.5 1.5
40* 56 51 58 4 52.2 58.0 56 49 55 36.0 2.0 6 9 22.0 14.0 10.0 14.5 11.8 11.5 10.8 1.5 5 34.0 34.7 34.0 9.0 (8) 1.5
42* 59 　 　 　 53.3 62.0 58 52 　 　 　 　 9 　 　 　 17.0 13.2 14.3 12.0 2.0 6 35.0 37.3 35.0 　 　 2.5
43* 59 54 61 4 　 　 59 52 60 38.5 2.0 6 9 22.0 14.0 10.0 　 13.2 　 　 2.0 　 　 　 　 9.0 7.5 2.5
45* 61 56 63 4 55.3 64.0 61 55 60 39.5 2.0 6 9 22.0 14.0 10.0 17.0 12.8 14.3 11.6 2.0 6 36.5 39.2 36.5 9.0 (8) 2.5
48* 64 59 66 4 59.7 68.4 64 58 60 46.0 2.0 6 9 22.0 14.0 10.0 17.0 12.8 14.3 11.6 2.0 6 42.0 44.7 42.0 9.0 (8) 2.5
50* 66 62 70 4 60.8 69.3 66 61 60 45.0 2.5 6 9 23.0 15.0 10.5 17.0 12.8 14.3 11.6 2.0 6 43.0 45.7 43.0 9.5 (8) 2.5
53* 69 65 73 4 　 　 69 64 70 47.0 2.5 6 9 23.0 15.0 12.0 　 13.5 　 　 2.0 　 　 　 　 11.0 (8) 2.5
55* 71 67 75 4 66.5 75.4 71 66 70 49.0 2.5 6 9 23.0 15.0 12.0 18.0 14.5 15.3 13.3 2.0 6 47.0 49.0 47.0 11.0 (8) 2.5
58* 76 70 78 4 69.5 78.4 78 69 70 55.0 2.5 6 9 23.0 15.0 12.0 18.0 14.5 15.3 13.3 2.0 6 50.0 52.0 50.0 11.0 (8) 2.5
60* 78 72 80 4 71.5 80.4 79 71 70 55.0 2.5 6 9 23.0 15.0 12.0 18.0 14.5 15.3 13.3 2.0 6 51.0 53.0 53.0 11.0 (8) 2.5
63* 83 75 83 4 　 　 83 74 70 55.0 2.5 6 9 23.0 15.0 12.0 　 14.2 　 　 　 6 　 　 　 11.0 (8) 2.5
65* 84 77 85 4 76.5 85.4 85 77 80 55.0 2.5 6 9 23.0 15.0 12.0 18.0 14.2 15.3 13.0 2.0 6 52.0 54.3 54.3 11.0 (8) 2.5
68* 88 81 90 4 82.7 91.5 88 80 80 55.0 2.5 7 9 26.0 18.0 12.5 19.0 14.9 16.0 13.7 2.0 6 53.0 55.3 55.3 11.3 (8) 2.5
70* 90 83 92 4 83.0 92.0 90 83 80 57.0 2.5 7 9 26.0 18.0 12.5 18.0 14.2 15.3 13.0 2.0 6 54.0 56.3 56.3 11.3 (10) 2.5
75* 98 88 97 4 90.2 99.0 98 88 80 62.0 2.5 7 9 26.0 18.0 12.5 18.0 15.2 15.3 14.0 2.0 6 55.0 56.3 56.3 11.3 (10) 2.5
80* 100 95 105 4 95.2 104.0 103 93 80 61.8 3.0 7 9 26.2 18.2 13.0 19.0 16.2 16.3 15.0 2.0 6 58.0 56.3 56.3 12.0 10.0 2.5

1)Fitting dimensions d11and d12 only apply to type M37G with D1>16mm
2)Dimensions in brackets lie either above below LIN
*)According to DIN 24960
  For the spring-loaded unit the following dimensions apply
  M3-series:121; M32-series:123; M3..N-series:13.