and Magic Chef units that specify this part number in their technical literature

The MARS 81138 is a Class RK5 cartridge fuse with rejection-type features

As a genuine Johnson Controls OEM component

the 0590716 is the manufacturer-designated direct replacement for the 590715 model

Robertshaw 5500-235 Infinite Switch and Magic Chef units thatThe Robertshaw 5500 235 Infinite Switch is a high performance 240V infinite switch designed as a versatile replacement for cooking equipment heating elements. This 5500 M Series commercial grade control provides precise proportionate control of resistive loads, making it essential for electric ranges, hot plates, and warming drawers. Featuring a 5% input at low, this switch ensures granular temperature management across the entire dial rotation. As a