Parker BA Series NPTF Hose Fittings

For available sizes, refer to the table below. 

Steel
Part
Number

B

C

NPTF
Thread
Size

Hose
I.D.

A

Cutoff
Allow.
B

H
Hex

J
Hex

Hose Fitting

inch

inch

mm

inch

mm

inch

inch

201BA-2-4

+

1/8–27

1/4

2.25

57

0.97

25

5/8

3/4

201BA-4-4

+

+

1/4-18

1/4

2.44

62

1.16

30

5/8

3/4

201BA-6-4

+

+

3/8-18

1/4

2.44

62

1.16

30

3/4

3/4

201BA-4-6

+

+

1/4-18

3/8

2.63

67

1.22

31

3/4

7/8

201BA-6-6

+

3/8–18

3/8

2.63

67

1.22

31

3/4

7/8

201BA-8-6

+

1/2–14

3/8

2.81

71

1.41

36

7/8

7/8

201BA-8-8

+

1/2–14

1/2

3.16

80

1.56

40

7/8

1-1/16

201BA-12-12

+

3/4–14

3/4

3.19

81

1.53

39

1-1/8

1-5/16

201BA-16-16

+

1–11-1/2

1

3.69

94

2.06

52

1-1/2

1-5/8