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  • W16 Series Style LP Low Pressure Plug Brass Male NPT Sight Windows

    W16 Series Style LP Low Pressure Plug Brass Male NPT Sight Windows

    (8)

    Benefits & Features

    • Provides direct visual observation of process in vessels or pipe
    • Threads directly into female half coupling
    • Fused Glass units suitable for vacuum service
    • Sizes 1/4" to 3" MNPT

  • W16 Series Style MP Medium Pressure Plug CS/316SS Male NPT Sight Windows

    W16 Series Style MP Medium Pressure Plug CS/316SS Male NPT Sight Windows

    (8)

    Benefits & Features

    • Provides direct visual observation of process in vessels or pipe
    • Threads directly into female half coupling
    • Fused Glass units suitable for vacuum service
    • Sizes 1/4" to 3" MNPT

  • W16 Series Style MF Medium Pressure Plug Plated Steel Male NPT Sight Windows

    W16 Series Style MF Medium Pressure Plug Plated Steel Male NPT Sight Windows

    (8)

    Benefits & Features

    • Provides direct visual observation of process in vessels or pipe
    • Threads directly into female half coupling
    • Fused Glass units suitable for vacuum service
    • Sizes 1/4" to 3" MNPT

  • W16 Series Style HF High Pressure Plug Plated Steel Male NPT Sight Windows

    W16 Series Style HF High Pressure Plug Plated Steel Male NPT Sight Windows

    (8)

    Benefits & Features

    • Provides direct visual observation of process in vessels or pipe
    • Threads directly into female half coupling
    • Fused Glass units suitable for vacuum service
    • Sizes 1/4" to 3" MNPT

  • W16 Series Style SF High Pressure Plug Stainless Steel Male NPT Sight Windows

    W16 Series Style SF High Pressure Plug Stainless Steel Male NPT Sight Windows

    (9)

    Benefits & Features

    • Provides direct visual observation of process in vessels or pipe
    • Threads directly into female half coupling
    • Fused Glass units suitable for vacuum service
    • Sizes 1/4" to 3" MNPT
    • Style SF has superior fused glass clarity