Mueller Strainer - mdi

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Models: 861, 862, 861BC, 862BC

Cast Carbon and Alloy Steel Screwed & Socket Weld End Y Strainers
Sizes: 1 ⁄4" – 3" (6 – 80mm)

Model 861 Y Strainers by Mueller

Pressure / Temperature - Non-Shock
Model Material Rating
861, 862, 861BC, 862BC Carbon Steel 1480psi @-20°F to 100°F
102.04 bar @ 37.78°C
640psi @ 850°F
44.13 bar @ 454.44°C
861, 862, 861BC, 862BC Chrome Alloy 1500psi @-20°F to 100°F
103.42 bar @ 37.78°C
975psi @ 850°F
67.22 bar @ 454.44°C
Screwed Cap
861 Screwed: Class 600
862 Socket: Class 600

Bolted Cap
861BC Screwed: Class 600
862BC Socket: Class 600

Typical Service

Features

Construction

Self-Cleaning

Blowoff Outlets

Capacity

Screens

Model Sizes Standard (Water) Steam Recommendation
Material Opening Material Opening
All 1⁄4" - 3" 304SS 0.062 perf 304SS 0.033 perf

Material

  861, 862, 861BC, 862BC
Body Carbon Steel, ASTM A216 Grade WCB
Cover / Cap Carbon Steel, ASTM A216 Grade WCB
Gasket Spiral Wound SS, Graphite Filled

Dimensions and Weights

Size Dimensions Weight
    A B C
(NPT)
D E F 861/862 861BC/ 862BC Screwed Bolted
in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm lbs. kgs. lbs. kgs.
1⁄4 6 3 76 2-1⁄2 64 1⁄4 6 3 ⁄8 10 9⁄16 14 CF CF 2-5⁄8 66.6 CF CF 1.5 0.68 3 1.3
3⁄8 10 3 76 2-1⁄2 64 1⁄4 6 3 ⁄8 10 11⁄16 17.5 CF CF 2-5⁄8 66.6 CF CF 1.5 0.68 3 1.3
1⁄2 15 3-29⁄32 99 3-1⁄16 78 1⁄4 6 3⁄8 10 7⁄8 21.7 3-1⁄4 83 3-7⁄8 98.4 5-1⁄4 130.5 2.3 1.02 3.3 1.4
3⁄4 20 4-1⁄4 108 3-5⁄8 92 3⁄8 10 1⁄2 13 1-1⁄16 27 4-1⁄4 108 4-1⁄2 114.3 6-1⁄4 158.7 3.8 1.7 4.3 1.9
1 25 4-15⁄16 125 4-1⁄4 108 1⁄2 15 1⁄2 13 1-5⁄16 33.8 4-5⁄8 117 5-1⁄2 139.7 7 177.8 6.5 2.9 7 3.1
1-1⁄4 32 5-5⁄8 143 4-5⁄16 109 3⁄4 20 1⁄2 13 1-11⁄16 42.5 5-1⁄2 140 5-7⁄8 146.9 8 203.2 8 3.6 10.3 4.6
1-1⁄2 40 6-1⁄4 159 5-3⁄16 132 3⁄4 20 1⁄2 13 1-15⁄16 48.6 6-1⁄4 159 7 177.8 9 228.6 10 4.5 16 7.2
2 50 7-1⁄2 191 6-1⁄8 156 1 25 5⁄8 16 2-3⁄8 61.1 7-1⁄4 184 8-1⁄2 215.9 11 279.4 14 6.3 21.8 9.8
2-1⁄2 65 12 305 N/A NA 1-1⁄4 32 5⁄8 16 2-7⁄8 73.8 9-3⁄8 238 N/A N/A 14 355.6 N/A N/A 42.8 19
3 80 12 305 N/A NA 1-1⁄4 32 5⁄8 16 3-9⁄16 89.8 9-3⁄8 238 N/A N/A 14 355.6 N/A N/A 43.3 19.6

CF = Consult Factory

Dimensions for Model 861 Y Strainers by MuellerDimensions for Model 861BC Y Strainers by MuellerDimensions for Model 862 Y Strainers by MuellerDimensions for Model 862BC Y Strainers by Mueller