Whirlpool, Maytag, Malleys, Simpson, Kelvinator Stem Nut Spanner - Part # TB123AStem Mount & Bowl Nut Spanner Used by Many Washing Machine Brands. Part No. TB123A. Can also use TB123B. Other part numbers 41 123, TB123, UNI241, 123931, 21366, 22038313. This spanner is necessary for the removal of the bowl retaining nut on Maytag, Whirlpool, Malleys, early Simpson, early Kelvinator, Wilkins Servis & Kenmore automatic washing machines. It is also used to remove the bowl stem mount on these same machines. This is a high quality