Double nipple with tapered male thread, R 4" to R 3", stainless steel 1.4408, PN 16

This double nipple joins two female threaded ports with a metal-to-metal seal on the tapered male thread. The data state a nominal pressure of PN 16. This version is listed with an across flats size of 118 mm. The stated material is stainless steel 1.4408. This version is supplied with the R 4" thread and the mating thread R 3".

Benefits

• Tapered male thread R 4" to R 3", sealing metal to metal in the thread itself.
• Nominal pressure PN 16 as per the data sheet.
• Across flats 118 mm gives the open-ended spanner a secure grip during tightening.
• Material stainless steel 1.4408 decides which medium and which surroundings the part suits.
• A through bore runs from R 4" to R 3" without a step in the hexagon.

Applications

In plant and vessel construction the hexagon is tightened across flats of 118 mm.