SKU: BFSSR

Stainless Steel Spring Return Butterfly Valve

From $511.50

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  • Wafer 316 Stainless Steel Spring Return Pneumatic Butterfly Valve
  • PTFE coated NBR seat, 316 SS disc, splined shaft
  • Anodised Aluminium Pneumatic Actuator
  • Adjustable Stops, Namur Interface & Visual Indicator
Model Size (mm) Actuator Media Pressure Media Temperature Actuator Pressure Actuator Port Size
BFS550-SR-T 50 SR75 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/8"
BFS565-SR-T 65 SR88 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/8"
BFS580-SR-T 80 SR88 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/8"
BFS5100-SR-T 100 SR100 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/4"
BFS5125-SR-T 125 SR115 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/4"
BFS5150-SR-T 150 SR125 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/4"
BFS5200-SR-T 200 SR145 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/4"
BFS5250-SR-T 250 SR180 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/4"
BFS5300-SR-T 300 SR200 Vacuum to 10 BAR -20°C to 120°C 6 to 8 BAR 1/4"

For Sprung Open the ‘5’ in the product code changes to a ‘6’.

For sizes over 300mm please contact us.

DN Actuator B C D E F G BS4504 PN10 ANSI 150 AS2129 Table D AS2129 Table E
D1 n-d1 D1 n-d1 D1 n-d1 D1 n-d1
50 SR75 210 42 97 117 208 94.5 125 4-18 120.5 4-19 114 4-18 114 4-18
65 SR88 225 44.7 116 136 245 109 145 4-18 139.5 4-19 127 4-18 127 4-18
80 SR88 250 45.2 116 136 245 109 160 4(8)-18 152.5 4-19 146 4-18 146 4-18
100 SR100 270 52.1 122 142 266 123 180 4(8)-18 190.5 4(8)-19     178 4(8)-18
125 SR115 305 54.4 142 172 310 137 210 4(8)-18 216 4(8)-22 210 4(8)-18 210 4(8)-18
150 SR125 345 55.8 154 184 340 148 240 4(8)-23 241.5 4(8)-22 235 4(8)-18 235 4(8)-22
200 SR145 415 60.6 179 209 401 168.5 295 4(8)-23 298.5 4(8)-22 292 4(8)-18 292 4(8)-22
250 SR180 485 65.6 222 252 482 204 355 4(12)-23 362 4(12)-25     356 4(12)-22
300 SR200 555 76.9 244 274 532 224 410 4(12)-23 432 4(12)-25 406 4(12)-22 406 4(12)-26

All dimensions in mm unless specified

Size 50mm to 300mm
Body 316 Stainless Steel
Seat PTFE coated NBR
Disc 316 Stainless Steel
Pressure 10 BAR
Actuation Spring Return Pneumatic

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