P
Male
NPT
Size

 Basic
Ordering
Number

              A
Available Length

E
Min
Opening

F
Hex
Flat

1.50

2.00

2.50

3.00

4.00

1/8

-2-WHLN

4

4

4

4

NIA

.19

7/16

1/4

-4-WHLN

4

4

4

4

4

.28

9/16

3/8

-6-WHLN

4

4

4

4

NIA

.38

11/16

1/2

-8-WHLN

NIA

4

NIA

4

4

.47

7/8

3/4

-12-WHLN

NIA

4

NIA

4

4

.62

1-1/16

1

-16-WHLN

NIA

NIA

NIA

4

4

.88

1-3/8