Union Connections

SKU: Union_Connections Categories: , ,

Description

Union connections are similar to thermowells, but with an open bottom.

Palmer Wahl manufactures union connections in Brass, Steel, 304 Stainless Steel, and 316 Stainless Steel.

Choose an external thread to fit your available pipe or process connection, and an internal thread to fit your instrument.

Standard Union Connections

SeriesInternal ThreadExternal Thread
1120-71/2 inch -14 NPT3/4 inch -14
1120-81/2 inch -14 NPT1 inch - 11-1/2
1140-71.25 inch -18 NEF3/4 inch -14
1140-81.25 inch -18 NEF1 inch - 11-1/2
1150-77/8 inch -22 NS3/4 inch -14
1150-87/8 inch -22 NS1 inch - 11-1/2

Lagging Union Connections

SeriesInternal ThreadExternal Thread
1121-71/2 inch -14 NPT3/4 inch -14
1121-81/2 inch -14 NPT1 inch - 11-1/2
1141-71.25 inch -18 NEF3/4 inch -14
1141-81.25 inch -18 NEF1 inch - 11-1/2
1151-77/8 inch -22 NS3/4 inch -14
1151-87/8 inch -22 NS1 inch - 11-1/2

Flanged Union Connections - Cast Aluminum Only

SeriesInternal Thread
1120-91/2 inch -14 NPT
1140-91.25 inch -18 NEF
1150-97/8 inch -22 NS

Specifications

Available Materials

Brass
Steel
304 Stainless Steel
316 Stainless Steel