DN20 X 15 (3/4" X 1/2" NB) BSPT GALVANISED FORGED STEEL REDUCING BUSH

Side 1 threaded: 3/4" BSPT Male
Side 1 suits an outside diameter (OD) of: 26.9mm
Side 2 threaded: 1/2" BSPT Female
Side 2 suits suits an outside diameter (OD) of: 21.3mm

Material: Forged Steel Galvanised (HDG) A105N
Finish:

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97

Alternative terminology:
Forged Steel Galvanised (HDG), Carbon Steel, , Reducing Bush, Threaded, Screwed, , Fittings.