Sight Glass
SF-1S
* Suitable for checking continuous flow * Horizontal and vertical installation |
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Feature | Flap type / Ductile cast iron / Screwed | |
Category | Sight glass | |
Type | Flap type | |
Specifications | Application | Cold and hot water , Oil , Non-dangerous fluids (*1) |
Max. pressure | 1.0MPa | |
Max. temperature | 150 degrees (C) | |
Max. thermal shock | 100 degrees (C) | |
Connection | JIS Rc screwed | |
Material | Body | Ductile cast iron |
Glass | Hardened glass | |
Flap | Stainless steel |

.Available with mica plate for steam condensate ( SFM-1S.1F). However, maximum allowable working pressure is 0.6 MPa. .Glass part is consumable supply. |
Size | L (mm) | Weight (kg) |
15A(1/2) | 80 | 0.7 |
20A(3/4) | 90 | 0.8 |
25A(1) | 115 | 1.4 |
32A(1 1/4) | 127 | 2.5 |
40A(1 1/2) | 140 | 2.8 |
50A(2) | 162 | 5.4 |

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Drawing for 15A-25A (84 KB) |
Drawing for 32A-50A (112 KB) |
CAD external view (74 KB) |

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