The 1451-26 is a perforated steel chassis cover in ASA 61 grey for the long, narrow 16 x 8 in chassis of the 1441 Series. The ordering table lists it for the 2 in tall 1441-26 and the 3 in tall 1441-28, in both grey and satin black BK3 versions.

The part record gives a size of 16 in x 8 in x 5.2 in (406 x 203 x 132 mm). The drawing measures 408.61 mm [16.087 in] along the top and 406.78 mm [16.015 in] along the bottom, with a width of 203.20 mm [8.000 in] and a height of 132.59 mm [5.220 in]. Construction is 20 gauge welded steel with a perforated steel cover, 0.91 mm [0.036 in] typical thickness.

Four #6-32 x 1/4 in self tap screws are supplied, and the drawing shows four 4.76 mm [0.188 in] diameter holes for fastening. The ordering table pairs these chassis with the 1431-26 gray and 1431-26BK3 satin black bottom panels, completing the enclosure top and bottom.

Factory modification (milling, drilling, printing) is available, as are STEP or IGES solid models. The 1451-26 is RoHS and REACH compliant, ships in a box and has a shipping weight of 3.26 lbs (1.48 kg). A satin black version is available as 1451-26BK3.