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SS-MBS682: Burgmann MBS682 replacement

Description:
SS-MBS682: Replacement of Burgmann MBS682, Cartridge mechanical seal

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SS-MBS682 Burgmann MBS682 cartridge mechanical seal
Structure description
Equivalent to Burgmann MBS682
API 682 Category 2 and 3, Type C,Arrangement 1 seal
Single seal
Balanced
Cartridge unit
Rotating metal bellows
Shrink fitted seal ring and solid mating ring
Operating range
Pressure single ply bellows: p = vacuum ... 25 bar (... 363 PSI)*
Pressure double ply bellows: p = vacuum ... 35 bar (... 508 PSI)
Temperature: t = -75 °C ... +400 °C (-103 °F ... +752 °F)
Viscosity: ... 1,000 mPas
Solids content: ... 0.5 wt.%
* p >20 bar (290 PSI) on request.
Materials
Seal ring: Blister resistant carbon,Silicon carbide SSiC (Q1), RBSiC (Q2)
Mating ring:Silicon carbide SSiC (Q1), RBSiC (Q2)
Bellows: Inconel® 718 (M6)
Secondary seals: Graphite (G)
Metal parts: CrNiMo steel 316 (G), Carpenter® 42 (T4)

SS-MBS682 Dimensions(mm)
API/d1 API/d2 API/d3 d4 d5 l1 l2 l3 l4
20 70 105 47.63 132 111 64 47 39
30 80 115 57.15 138 119 64 55 39
40 90  125 66.68 150 121 64 57 39
50 100 140 76.2 175 117 65 52 40
60 120 160 88.9 188 122 65 57 40
70 130 170 101.6 201 127 65 62 40
80 140 180 114.3 213 131 65 66 40
90 160 205 123.94 239 133 72 61 45
100 170 215 136.53 252 134 72 62 45

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