MIL-DTL-52618/4E
TABLE I. Size code number for reducing tees - Continued.
Size code
Nominal pipe size
number
(inch) x (inch) x (branch inch)
Port
Port
Port
1
2
3
608
6
x
6
x
2
609
6
x
6
x
1-1/2
610
6
x
6
x
1-1/4
611
6
x
6
x
1
612
6
x
5
x
6
613
6
x
5
x
5
615
6
x
5
x
3
616
6
x
5
x
2-1/2
617
6
x
5
x
2
618
6
x
4
x
6
619
6
x
4
x
5
620
6
x
4
x
4
621
6
x
3
x
6
622
6
x
3
x
3
623
6
x
2-1/2
x
6
624
6
x
2
x
6
625
5
x
5
x
6
626
5
x
3
x
6
627
4
x
4
x
6
628
8
x
8
x
6
629
8
x
8
x
5
630
8
x
8
x
4
631
8
x
8
x
3
632
8
x
8
x
2-1/2
633
8
x
8
x
2
634
8
x
6
x
8
635
8
x
6
x
6
636
8
x
4
x
8
637
6
x
6
x
8
Pipe threads shall be in accordance with MIL-DTL-52618.
Pipe thread direction code shall be in accordance with table II.
TABLE II. Thread direction code letter.
Thread direction
Thread direction
code letter
X
Right-hand
Y
Left-hand
Z
Right- and left-hand
Finish shall be in accordance with MIL-DTL-52618.
Finish code letter shall be in accordance with table III.
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