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AS-4600: Burgmann Type 4600 replacement

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AS-4600: Replacement of Burgmann Type 4600 mechanical seal Cartridge mechanical seal

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AS-4600:Burgmann Type 4600 marine seal
Structure Description
Equivalent to Burgmann Type 4600 seal
The water-lubricated stern tube seals SS4600 from EagleBurgmann are not alone an environment-friendly solution. They meet all technical requirements of modern sealing technology: modular design, convenient installation, little maintenance, no adjustments.
SS4600 water-lubricated stern tube seals are virtually leak-free and are leaving no oil or grease residues in the waterway. And because they prevent getting water into the bilge, no elaborate actions are required for its disposal.
Please ask us for references.
Operating range
Shaft diameter: d1 = 50 … 320 mm (1.97" … 12.60")
Pressure: p = 2 … 7 bar (29 ... 102 PSI)
Temperature: t = -5 °C … 40 °C (23 °F… 104 °F)
Speed range: n = see diagram
Allowed shaft movements
Axial: ± 5 mm,
Radial: Shaft diameter (d1) up to 200 mm: ± 2 mm,> 200 mm: ± 3 mm
Flushing: approx. 1 l/h per Millimeter of shaft diameter (d1)
Materials
Seal face: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B)
Mating ring: Special cast CrNiMo steel
Collar: Nitrile-butadiene rubber (P)
Face housing: 1.4571 (G)
Clamp ring: 1.4572
Springs: Hastelloy® C-4 (M)
Housing: Bronze / 1.4571
Gasket Burasil® (Y)
Recommended applications
Shipbuilding
Sea water
Fresh water

AS-4600 Dimentsions
d1 d2 d3 d4 l1 l2 M1 M2 n
50 125 142 165 110 15 M10 G1/2" 4
60 135 152 175 110 15 M10 G1/2" 4
70 145 185 215 110 15 M16 G1/2" 4
80 155 195 225 115 15 M16 G1/2" 4
90 165 205 235 115 15 M16 G1/2" 4
100 175 215 245 115 15 M16 G1/2" 4
110 192 230 260 120 15 M16 G1/2" 6
120 202 240 270 120 15 M16 G1/2" 6
130 212 250 280 120 15 M16 G1/2" 6
140 222 260 290 120 15 M16 G1/2" 6
150 232 270 300 120 15 M16 G1/2" 6
160 242 280 310 120 15 M16 G1/2" 6
170 252 290 320 120 15 M16 G1/2" 6
180 262 300 330 130 15 M16 G1/2" 6
190 272 310 340 130 15 M16 G1/2" 8
200 282 320 350 130 15 M16 G1/2" 8
210 292 330 360 130 15 M16 G1/2" 8
220 302 340 370 130 15 M16 G1/2" 8
230 312 350 380 130 15 M16 G1/2" 8
240 340 365 405 140 20 M20 G1/2" 8
250 350 375 415 140 20 M20 G1/2" 8
260 360 385 425 140 20 M20 G3/4" 8
270 370 395 435 140 20 M20 G3/4" 8
280 380 405 445 140 20 M20 G3/4" 8
290 390 415 455 140 20 M20 G3/4" 8
300 400 425 465 140 20 M20 G3/4" 8
310 420 445 485 140 20 M20 G3/4" 8
320 430 455 495 140 20 M20 G3/4" 8

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