Observation Window & Panel Bushes

Observation Windows and Panel Bushes

Observation windows enable users to easily observe the contents of rigid and flexible containers, eliminating the time and cost of opening containers or packages for inspection, enhancing work efficiency and productivity. On the other hand, panel bushes are incorporated into containers to allow easy removal of humidity indicators or desiccators, eliminating the time and cost of opening the equipment.

Humi Pak offers a range of Observation Windows & Panel Bushes such as:

  • BLD9291

A ¾” thread anodised aluminium Observation Window, this unit features a 0.55 inch (14mm) diameter non-breakable plastic viewing window that allows users to observe the contents of the container easily, saving cost and improving productivity by eliminating the need to open packages for inspection. The unit also accepts TA378-HC-MHI Maximum Humidity Indicator Element or standard MIL-I-26860 Color-Change Discs.

It can be installed in flexible barriers through a hole that is 1.05 inch (26mm). Nut and two gaskets are furnished. Rigid containers are also applicable by removing one gasket and one nut. NSN # 8145-01-166-9684. The BLD9291 is suitable for use on NEMA 1, 2, 3, 3R, 3S, 4, 5, 6, 12, 12K, and 13 enclosures, as well as IP66/IP67 enclosures. Other NEMA or IP enclosures are also suitable depending on applications. 

  • BLD9292

A 1.4375 UNEF thread anodised Observation Window, this unit has a 1.0 inch (25mm) diameter non-breakable plastic viewing window that allows users to observe the contents of the container easily, saving cost and improve productivity by eliminating the need to open packages for inspection. This unit also accepts TA384-HC-MHI Maximum Humidity Indicator Element or Other Color-Change Disc (single or split level).

It can be installed in flexible barriers through a 1.45 inch (37mm) diameter hole. Nut and two gaskets are furnished. Rigid containers are also applicable by removing one gasket and reversing the nut. The BLD9292 is suitable for use on NEMA 1, 2, 3, 3R, 3S, 4, 5, 6, 12, 12K, and 13 enclosures, as well as IP66/IP67 enclosures. Other NEMA and IP enclosures are also applicable depending on the applications. 

  • BLD8210 – Mounting Flange

An M42 Thread Mounting Flange used to mount desiccators and other items. The unit features a retaining back nut and washer assembly to mount panels. It also allows desiccator and breathers to be removed and refilled without needing to open the containers they are installed to.

  • BLD2719/08-17 – Panel Bush

A various metric thread Panel Bush used to mount desiccators and other items. The unit features a key slot to prevent movement and welded or bonded into position. It also allows desiccators and breathers to be removed and refilled without opening the containers to which they are installed.

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