Observation Windows and Panel Bushes

Observation Windows allow the contents of rigid and flexible containers to be observed by users easily, eliminating the time and cost of opening containers or packages for inspection, hence, 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 container.

Stream Peak offers a range of Observation Windows and Panel Bushes such as:

BLD2719/08-17 – Panel Bush

This is a various metric thread Panel Bush used to mount desiccators and other items. The unit features a pivotal slot to stop movement and can be welded or bonded into position. It also allows desiccators and breathers to be removed and refilled while eliminating the need to open the containers they are installed to.

BLD8210 – Mounting Flange

This is an M42 thread Mounting Flange used to mount desiccators and other items. The unit features a retaining back nut and washer assembly for mounting into panels. It also allows desiccator and breathers to be removed and refilled while eliminating the need to open the containers they are installed to.

BLD9291

A ¾” thread anodised aluminium Observation Window; this unit has a 0.55 inch (14mm) diameter non-breakable plastic viewing window that allows the contents of the container to be observed 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 any of the standard MIL-I-26860 Color-Change Discs.

It is possible to install flexible barriers through a 1.05 inch (26mm) diameter hole. Nut and two gaskets are furnished. Rigid containers are also applicable by removing one gasket and removing the 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 the container’s content to be observed easily. Users save costs 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 is possible to install 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.

  • Reduce cost and time of opening a container​
  • Faster inspection times
  • Easy replacement of humidity indicators and desiccators
  • BLD2719/08-17 – Panel Bush
  • BLD8210 – Mounting Flange
  • BLD9291
  • BLD9292