Male Pipe Nipple W/ Hex Nut:

Stainless Steel / Carbon Steel

Male Pipe Nipple W/ Hex Nut by Precision Hose & Expansion Joints

HOSE SIZE 1 1-1/4 1-1/2 2 2-1/2 3 4
A 2.75 3.25 3.25 3.25 4.00 4.00 4.00
B 2.00 2.50 2.50 2.50 3.00 3.00 3.00