SKU: BLS3FASR

Flanged Spring Return 3 Way Stainless Steel

From $555.50

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316 Stainless Steel 3 Way Ball valve with full bore and ANSI 150 Flanged 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 Spring Return (Single Acting) Rack and Pinion Pnuematic Actuator (304SS option available - contact Sales).

  • L & T Port Configurations (Full Bore)
  • ANSI 150 Flanged End Connections
  • Rack and Pinion Actuator with Namur Mouting interfaces (For Solenoid & Limit Switch) and visual indicator.
  • Spring Return Actuator can be configured with a Fail Close or Fail Open position
  • 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 DN (mm) Actuator Media Pressure Media Temperature Actuator Pressure Actuator Port Size
BLS3L4FA-SR-RT 15 SR63 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L5FA-SR-RT 20 SR75 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L6FA-SR-RT 25 SR75 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L7FA-SR-RT 32 SR88 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/8"
BLS3L8FA-SR-RT 40 SR100 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/4"
BLS3L9FA-SR-RT 50 SR115 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/4"
BLS3L10FA-SR-RT 65 SR125 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/4"
BLS3L11FA-SR-RT 80 SR145 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/4"
BLS3L12FA-SR-RT 100 SR160 Vacuum (29" Hg) to 20 Bar (10 Bar Steam) -20°C to 180°C 6 to 8 BAR 1/4"


Change the 'L' (L port) to a 'T' (T port) as required.

L Port T Port

3 way flanged spring return stainless steel ball valve

DN Actuator A B C D E F G H L T
15 SR63 162 100 60.5 89 81 2 35 153.5 152 11
20 SR75 208 117 70 98 97 2 43 167 167 11
25 SR75 208 117 79.5 108 97 2 51 182 180 12
32 SR88 245 136 89 117 116 2 64 195.5 190 13
40 SR100 266 142 98.5 127 122 2 73 210.5 212 15
50 SR115 310 172 120.5 152 142 2 92 248 230 16
65 SR125 340 184 139.5 178 154 2 105 273 290 18
80 SR145 401 209 152.5 190 179 2 127 304.25 310 19
100 SR160 430 222 190.5 229 192 2 157 336.5 350 24

All dimensions in mm unless shown otherwise.

3 way flanged spring return pneumatic stainless steel ball valve

Number Item Material
1 Flanged End CF8M
2 Seat Reinforced PTFE
3 Ball ASTM A182 316
4 Body ASTM A351 CF8M
5 Shaft ASTM A276 316
6 Thrust Washer SS201
7 Chevron Packing PTFE
8 Shaft Seal Oring Viton
9 Belleville Washers SS201
10 Retaining Nut SS304
13 Shaft Seal Viton
14 Cap Gasket PTFE
15 Pneumatic Actuator Anodized Aluminium
16 Stops ASTM A276 316
17 Indicator Thermoplastic
18 Bonnet ASTM A351 CF8M

Size 15mm to 100mm
Body 316 Stainless Steel
Seat RPTFE
Pressure 20 BAR @ ambient
Temperature -10°C to 180°C
Actuation Spring Return Pneumatic
Port  L or T port

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