SKU: BLS3DA

3 Way Stainless Steel Double Acting Ball Valve

From $203.50

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316 Stainless Steel 3 Way Ball valve with reduced bore and BSP threaded end connections. This high performance valve is suitable for many applications such as the water, chemical, petrochemical, marine and general industries. Fitted with an Anodized Aluminium Double Acting Rack and Pinion Pnuematic Actuator (304SS option available - contact Sales)

  • L & T Port Configurations (Reduced Bore)
  • BSP End Connections (ISO 7.1 Sealing Threads)
  • Rack and Pinion Actuator with Namur Mouting interfaces (For Solenoid & Limit Switch) and visual indicator
  • Suitable for use on Potable Water with Watermark Certification (License Number WMK26529)
  • Reinforced PTFE Seats suitable for a wide range of media and temperatures up to 180°C (Refer to Pressure Temperature Curve and Material Data sheets for Chemical Compatibility)
  • Self Adjusting Stem Packing by the use of Belleville washers which assist with temperature fluctuations and vibrations.
  • Vented design on the Neck of the Valve allows for a reduction in thermal transfer from the valve to the actuator
Model Size(BSP) Orifice (mm) Actuator Media Pressure Media Temperature Actuator Pressure Actuator Port Size
BLS3L2B-DA-RT 1/4 8 DA50 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L3B-DA-RT 3/8 10 DA50 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L4B-DA-RT 1/2 12 DA50 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L5B-DA-RT 3/4 15 DA50 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L6B-DA-RT 1 20 DA50 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L7B-DA-RT 1 1/4 25 DA63 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L8B-DA-RT 1 ½ 32 DA75 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L9B-DA-RT 2 43 DA75 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L10B-DA-RT 2 ½ 55 DA88 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L11B-DA-RT 3 66 DA100 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/4"
BLS3L12B-DA-RT 4 75 DA115 Vacuum (29" Hg) to 63 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/4"

For T port change the ‘L’ to a ‘T’.

Stainless Steel 3 way ball valve double acting pneumatic

3 way Stainless Steel Double Acting Ball Valve Pressure vs Temperature

L Port T Port

Model Actuator d A B L E F G P
BLS3L2B-DA-RT DA50 9.5 57.5 37.5 75 138 90 71 1/8"
BLS3L3B-DA-RT DA50 11 57.5 37.5 75 138 90 71 1/8"
BLS3L4B-DA-RT DA50 12 57.5 37.5 75 138 90 71 1/8"
BLS3L5B-DA-RT DA50 15 65.5 42.5 85 138 90 71 1/8"
BLS3L6B-DA-RT DA50 20 79 50 100 138 90 71 1/8"
BLS3L7B-DA-RT DA63 25 97 61 122 162 100 80.5 1/8"
BLS3L8B-DA-RT DA75 32 106.5 65.5 131 208 117 94.5 1/8"
BLS3L9B-DA-RT DA75 40 129 79 158 208 117 94.5 1/8"
BLS3L10B-DA-RT DA88 49 145 89 178 245 136 109 1/8"
BLS3L11B-DA-RT DA100 60 167 101 202 266 142 123 1/4"
BLS3L12B-DA-RT DA115 75 203 123 246 310 172 137 1/4"

Dimensions are in mm unless noted otherwise

Item Description Material
1 Cap CF8M
2 Gasket PTFE
3 Ball Seat 15%RPTFE
4 Ball 316SS
5 Body CF8M
6 Stem 316SS
7 Thrust Washer PTFE
8 O-Ring Viton
9 Stem Packing PTFE
10 Stem Ring 316SS
11 Belleville Washer 304SS
12 Nut 304SS
13 Pneumatic Actuator Aluminium

Size 1/4" to 3" BSP
Body 316 Stainless Steel
Seat Reinfoced PTFE
Pressure  63 BAR
Temperature -20°C to 180°C
Actuation Double Acting Pneumatic

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