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SS-LY9SA: Burgmann LY9SA replacement

Description:
SS-LY9SA: Replacement of Burgmann LY9SA mechanical seal, cartridge mechanical seal

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SS-LY9SA: Burgmann LY9SA cartridge mechanical seals
Structure description:
Equivalent to Burgmann LY9SA
API 682 Category 2 and 3, Type B,Arrangement 1 seal
Single Seal
Balanced
Cartridge unit
Rotating metal bellows
Shrink fitted seal ring and solid mating ring
Operating range:
Pressure: p = vacuum ... 20 bar (290 PSI)
Temperature: t = -40 °C ... +200 °C (-40 °F ... +392 °F)
Sliding velocity: vg ... 23 m/s (75 ft/s)
Viscosity: ... 1,000 mPas
Solids content: ... 0.5 wt.%
Materials:
Seal ring: Blister resistant carbon
Mating ring:Silicon carbide SSiC (Q1), RBSiC (Q2)
Bellows: Hastelloy® C-276 (M5)
Secondary seals:FKM (V), FFKM (K), EPDM (E), NBR (P)
Metal parts: CrNiMo steel 316 (G), Hastelloy® C-276 (M5)
Recommended applications:
Refining technology
Oil and gas industry
Petrochemical industry
Chemical industry
Power plant technology
LPG plants
API 610 / ISO 13709 pumps
Process pumps

SS-LY9SA Dimensions(mm)
d1 d2 d3 d4 d5 l1 l2 l3 l4
30 80 115 55.6 138 102 77 25 45
40 90 125 65.1 148 102.5 77 25.5 45
50 100 140 74.6 168 108.5 77 31.5 45
60 120 160 87.3 188 120.5 79 41.5 45
70 130 170 98.4 198 121 79 45 45
80 140 180  108  208 125 79 46 45
90 160 205 120.7 238 132 86 46 50
100 170 215 130.2 248 136 89 47 50
110 180 225 138.9 258 141 89 52 50

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