Service Recommendations For O-Ring Boss Fittings With Shoulder

1. Inspect component seal boss seat for dirt or defects.

2. Inspect EOlastic seal (A) for damage. Replace seal or fitting as necessary.

To replace seal, put electrical tape over threads to protect seal. Slide seal over tape and into seal groove of fitting. Remove tape.

3. Tighten fitting to torque value shown on chart.

IMPORTANT: Do not allow hoses to twist when tightening fittings.

NOTE: The L in the Tube Fitting OD Size column indicates "light" designed fitting and the S indicates "heavy" designed fitting.

  Torque Value
Tube Fitting O.D. Size Metric Thread N·m lb-ft
6 L M 10 x 1 20 15
8 L M 12 x 1.5 30 22
10 L M 14 x 1.5 45 33
12 L M 16 x 1.5 60 44
15 L M 18 x 1.5 80 59
18 L M 22 x 1.5 130 96
22 L M 26 x 1.5 190 140
28 L M 33 x 2 300 221
35 L M 42 x 2 600 443
42 L M48 x 2 800 590
6 S M 12 x 1.5 40 30
8 S M 14 x 1.5 60 44
10 S M 16 x 1.5 80 59
12 S M 18 x 1.5 110 81
14 S M 20 x 1.5 140 103
16 S M 22 x 1.5 170 125
20 S M 27 x 2 250 184
25 S M 33 x 2 450 332
30 S M 42 x 2 600 443
38 S M 48 x 2 800 590

 
T113957

CED,OUO1002,563 -19-09MAR98-1/3

  Torque Value
Tube Fitting O.D. Size Inch Size N·m lb-ft
6 L 1/8 20 15
8 L 1/4 40 30
10 L 1/4 40 30
12 L 3/8 80 59
15 L 1/2 140 103
18 L 1/2 100 74
22 L 3/4 180 133
28 L 1 300 221
35 L 1-1/4 600 443
42 L 1-1/2 800 590
6 S 1/4 50 37
8 S 1/4 50 37
10 S 3/8 90 66
12 S 3/8 90 66
14 S 1/2 160 118
16 S 1/2 140 103
20 S 3/4 250 184
25 S 1 400 295
30 S 1-1/4 650 479
38 S 1-1/2 800 590

 

CED,OUO1002,563 -19-09MAR98-2/3

Hex Socket Head Plugs Only
Torque Value
Thread Size N·m lb-ft
M 10 x 1 13 10
M 12 x 1.5 30 22
M 14 x 1.5 40 30
M 16 x 1.5 60 44
M 18 x 1.5 70 52
M 20 x 1.5 90 66
M 22 x 1.5 100 74
M 26 x 1.5 120 89
M 27 x 2 150 111
M 33 x 2 250 184
M 42 x 2 400 295
M 48 x 2 500 369
1/8 15 11
1/4 33 24
3/8 70 52
1/2 90 66
3/4 150 111
1 220 162
1-1/4 600 443
1-1/2 800 590

 

CED,OUO1002,563 -19-09MAR98-3/3