Parker 51 Series JIC Field Attachable Fittings

This page is for reference only. The 51 Series Fittings are now bein phased out and replaced by Series 51R. 

Parker 20351 Field Attachable Fittings

Male JIC 37°

Parker 51 series 20351 fitting

For available sizes, refer to the table below. 

 


Steel
Part
Number

Thread
Size

Hose
I.D.

A

Cutoff
Allow.
B

H
Hex

W
Hex

Hose Fitting

 

inch

inch

mm

inch

mm

inch

inch

20351-4-3

7/16-20

3/16

1.88

48

1-1/8

29

1/2

5/8

20351-5-4

1/2-20

1/4

2.06

52

1-1/8

29

9/16

5/8

20351-6-5

9/16-18

5/16

2.16

55

1-5/16

33

5/8

3/4

20351-6-6

9/16-18

3/8

2.61

66

1-7/16

37

3/4

7/8

20351-8-6

3/4--16

3/8

2.71

69

1-7/16

37

13/16

7/8

20351-8-8

3/4-16

1/2

3.08

78

1-5/8

41

7/8

1-1/16

 

 

Parker 23951 Field Attachable Fittings

(JIC) 37° Swivel 90° Elbow

Parker 51 series 23951 fitting

For available sizes, refer to the table below. 

 


Steel
Part
Number

Thread
Size

Hose
I.D.

A

Cutoff
Allow.
B

E

H
Hex

J
Hex

W
Hex

Hose Fitting

 

inch

inch

mm

inch

mm

inch

mm

inch

inch

inch

23951-4-3

7/18-20

3/16

1.77

45

1

25

0.83

21

3/8

9/16

5/8

23951-6-6

9/16-18

3/8

2.70

69

1-7/16

37

0.85

22

9/16

11/16

7/8

23951-8-6

3/4-16

3/8

2.90

74

1-5/8

41

1.09

28

11/16

7/8

7/8

 

 

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