Mueller Strainer - mdi

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Model 911U

UL Listed Cast Iron Flanged End Y Strainers for Firelines
Sizes: 21 ⁄2" – 12" (60 – 300mm)

Model 911U Fireline Strainers by Mueller

Pressure / Temperature - Non-Shock
Model Material Rating
595 Cast Iron CWP
175psi @ 150°F
12 bar @ 66°C
125psi @ 406°F
595 : Class 125

Strainers provide economical protection for costly pumps, meters, valves, and other similar mechanical equipment by straining foreign matter from the connected piping system.

Typical Service

Features

Pressure Drop

Size Pressure drop @ 15 ft/sec
2 1 ⁄2" 2.31
3" 3.27
4" 3.18
5" 3.62
6" 3.59
8" 3.08
10" 3.29
12" 2.79

Screen

Model Sizes Standard (Water)
Material Opening
911U 2 1 ⁄2" - 12" 304SS 0 .250 perf

Material

  595
Body Cast Iron ASTM A126 Grade B
Cover Cast Iron ASTM A126 Grade B
O-Ring Compressed Fiber

Dimensions and Weights

Size Dimensions Weight
    A B C  
in. mm in. mm in. mm in. mm lbs. kgs.
2-1⁄2 60 14 356 10-1⁄4 200 14 356 60 27
3 80 14-3⁄4 375 10-3⁄4 208 15 381 65 29
4 100 17 1 ⁄2 445 12 13 ⁄16 318 18 457 125 56
5 125 19-3⁄4 502 14-1⁄2 276 20-1⁄2 521 172 78
6 150 21-5⁄8 549 15-7⁄8 298 22 559 210 95
8 200 26 660 21-1⁄2 398 30-1⁄2 774.7 360 163
10 250 31 787 24-3⁄4 467 35-1⁄2 902 610 277
12 300 37-1⁄4 946 29-1⁄2 552 42-1⁄2 1080 1045 475

Dimensions for Model 911U Fireline Strainers by Mueller