| Comparison : |
Item # 91-1223, Series 91 - 2" NPT Bung Mount-Sealed Unit
Item # 91-1223-5, Series 91 - 2" NPT Bung Mount-Sealed Unit
Item # 91-1224, Series 91 - 2" NPT Bung Mount-Sealed Unit
Item # 91-1224-5, Series 91 - 2" NPT Bung Mount-Sealed Unit
Item # 91-500DE1D, Series 91 - 2" NPT Bung Mount-Sealed Unit
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