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AS-M461: Burgmann M461 replacement

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AS-M461: Replacement of Burgmann M461 mechanical seal

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AS-M461:Burgmann M461
Structure Description
Equivalent to Burgmann M461
For top entry drives
For glass-lined vessels, acc. to DIN 28138 T2
Double seal, single seal on request
Unbalanced
Independent of direction of rotation
Multiple springs rotating
Cartridge unit
Operating range
Shaft diameter: d3 = 40 ... 160 mm (1,6 " ... 6,3 ")
Pressure: p1 = vacuum ... 16 bar (232 PSI), p3 = max. 18 bar (261 PSI)
Temperature: t1 = -40 °C ... +200 (250) °C (-40 °F ... +392 (482) °F)
Sliding velocity: vg = 0 ... 5 m/s (0 ... 16 ft/s)
For applications beyond this range, please inquire.
Materials
According to application and customer's specification.

AS-M461 Dimensions(mm)
d3* d7* Nominal
size		 Flange
size**		 d1 nxd2 d4 nxd5 d6 d7 [k1 [k2 L1 L2 l1 l2 l3 l4 l5 M1 M2 A,B
40 38 40 E125 175 4×18 110 - - 102 145 - 142 184 25 35 28 50 50 M12 M16 G3/8
50 48 50 E200 240 8×18 176 - - 138 210 - 147 195 25 40 28 50 50 M12 M16 G3/8
60 58 60 E250 275 8×22 204 - - 188 240 - 158 203 25 42 28 50 60 M12 M20 G3/8
80 78 80 E300 305 8×22 234 - - 212 270 - 170 240 30 45 34 60 60 M16 M20 G1/2
100 98 100 E400 395 12×22 313 - - 268 350 - 177 240 30 52 34 60 60 M16 M20 G1/2
100 98 100 E500 395 12×22 313 - - 268 350 - 177 240 30 52 34 60 60 M16 M20 G1/2
125 120 125 E700 505 4×22 422 12×22 320 306 460 350 208 266 30 75 40 60 80 M20 M20 G1/2
140 135 140 E700 505 4×22 422 12×22 320 306 460 350 223 282 30 79 40 60 80 M20 M20 G1/2
160 150 160 E700 505 4×22 422 12×22 320 306 460 350 228 282 30 77 40 60 85 M20 M20 G1/2
160 150 160 E900 505 4×22 422 12×22 320 306 460 350 228 282 30 77 40 60 85 M20 M20 G1/2
160 150 161 E901 565 4×26 474 12×22 370 356 515 400 228 282 30 77 40 60 85 M20 M20 G1/2
*d3,d7 to DIN 28159
**Flange Size to DIN 28137T2

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