690291041754

The barcode 690291041754 corresponds to a product identified as "GRINNELL CORP. 3/4X4-1/2 BLACK STEEL NIPPLE." Grinnell Corporation is recognized for its manufacturing of components related to fire protection systems, including piping and fittings.

The designation "3/4X4-1/2" indicates the dimensions of the nipple. Here, "3/4" refers to the nominal diameter, which is 3/4 inch, and "4-1/2" likely refers to its length of 4.5 inches. The description as a "black steel nipple" suggests it is a threaded pipe fitting made from black steel, often used in plumbing or fire protection systems to connect two pipes.

While I could not find specific pricing for this item, similar components typically range from $5 to $20, depending on the application, quantity, or supplier.

There are no significant warnings or health-related concerns associated with this product. However, it is essential to handle and install it appropriately according to industry standards to ensure safety. As this is a non-consumable component used in firefighting equipment, it's advisable to consult with professionals or directly contact Grinnell Corporation for any specific inquiries or detailed information.