NM-F : Sight Glass with Protective Cover and Grille Net
Features
Sight glass with ferrule connection.
The protective cover and grid protect the window from impact and damage.
・You can check the condition of the inside of the container by attaching it to the ferrule of the container.
・Prevents the window from breaking when an external impact is applied. It also prevents dust from adhering.
・When pressure is applied from inside the container and the window is broken, it prevents it from scattering.
・The window uses heat-resistant tempered glass that is resistant to impact.
・Can be used as site glass for No. 20 tank under the Fire Service Act.
*When using this product in No. 20 tank, be sure to check with the fire department of the municipality where the container is to be installed.
Price:
Product Specifications
Window Frame/Protection Cover/Grid ... SUS 304
Flat Packing ... Silicon Rubber
Windows ... Heat-resistant Tempered Glass
Knurled Knob ... SUS 304
*Clamp band and ferrule gasket are sold separately.
Ferrule Applicable Sizes: 1.5 S, 2 S, 3 S, 4 S
Please ask for other sizes.
Reference Dimensional Drawing

Details & Notes
Model | Ferrule | Visible Range | Height | Pressure Strength | Lead Time |
---|---|---|---|---|---|
Size | ÓD | H | MPa | Days | |
NM-F-1.5S | 1.5S | 27 | 20.5 | 0.18 | 14 |
NM-F-2S | 2S | 41 | 20.5 | 0.18 | 14 |
NM-F-3S | 3S | 65 | 20.5 | 0.18 | 14 |
NM-F-4S | 4S | 90 | 20.5 | 0.16 | 14 |
Unit of length is mm.
Q&A
- QLights and wipers Do you attached?
- A
- QIs it possible to manufacture the size of the non-line-up?
- ASo you can respond depending on the size, please contact us.
- QDo you support a custom-made, such as the cover to the punching?
- ASupports. Please feel free to contact us also regarding other custom. ※ by the fire department of the competent If you want to use in the No. 20 tank there is a possibility that is restricted to the processing of the cover. For more information, please contact to the jurisdiction of the fire department.
- QDo you have any material other than glass?
- AAcrylic, etc., will be addressed in special order. In the past, it was produced even infrared window specification that the germanium and window material. ※ The material to be used in case the window unit to be used in the No. 20 tank need a secure strength against impact, there is a possibility to receive some limitations. For more information, please contact to the jurisdiction of the fire department.