New Manufacture Components 
Transition Pieces
Westinghouse Transition Pieces
| Model |
Equivalent Part Number |
| W501AA |
219T543 G01 |
| W501AA |
1239E55 G01 |
| W501AA |
1239E55 G02 |
| W501B - B2 |
220T121 G01 |
| W501B - B2 |
1233E24 G01 |
| W501B - B2 |
1233E23 G01 |
| W501B - B2 |
1239E54 G01 |
| W501B - B2 |
1239E54 G02 |
| W501B - B2 |
1239E54 G03 |
| W501B - B2 |
1239E54 G04 |
| W501B - B2 |
1263E13 G01 |
| W501B - B2 |
1263E13 G02 |
| W501B - B2 |
1263E13 G03 |
| W501B - B2 |
1263E12 G04 |
| W501B3 - B4 |
202T517 G01 |
| W501D |
202T449 |
| W501B3 - B5 |
2059T31 G01 |
| W501D |
2059T31 G02 |
| W501B3 - B5 |
1239E56 G01 |
| W501D |
1239E56 G02 |
| W501B3 - B5 |
1239E56 G03 |
| W501D |
1239E56 G04 |
| W501D5 |
1237E48 |
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