1.250
Campbell Hausfeld St127700av Drain Valve, 3/8 Npt
A nice touch with BUNN is the removable brew basket that simplifies cleaning between batches.
Ruland Oct16-4-A Coupling, Oldham Clamp, Bore 1/4 In
You will notice the type does not apply, so it's not a specific type.
Ruland Fcr20-6-6-A Coupling, 6 Beam Clamp, Bore 3/8 X 3/8 In
Rounded corners includes rivets, so it sits flat and stays put during use.