Reducing couplings - Class 3000 - Forged steel threaded fittings - Inch table

Standard ASME B 16.11 - 2005
Description Reducing coupling, Class 3000, Forged steel threaded fittings, dn = 3/8 x 1/4
Part number ASME B 16.11 - FTF-IT-RC-C3000 - NPS 3/8 x 1/4
Product selection
Selector Nominal pipe size W (inch) D (inch)
1 3/8 x 1/4 1.5 0.88
2 1/2 x 3/8 1.88 1.12
3 1/2 x 1/4 1.88 1.12
4 3/4 x 1/2 2 1.38
5 3/4 x 1/4 2 1.38
6 1 x 3/4 2.38 1.75
7 1 x 1/2 2.38 1.75
8 1 x 1/4 2.38 1.75
9 1 1/4 x 1 2.62 2.25
10 1 1/2 x 1 3.12 2.5
11 1 1/2 x 3/4 3.12 2.5
12 1 1/2 x 1/2 3.12 2.5
13 2 x 1 1/2 3.38 3
14 2 x 1 3.38 3
15 2 1/2 x 2 3.62 3.62
16 3 x 2 4.25 4.25
17 4 x 3 4.75 5.5
18 4 x 2 4.75 5.5
Nominal pipe size
W (inch)
D (inch)