New Holland 300 Series Service Manual page 28

Torque values for port connections (British Standard Pipe Parallel (BSPP) thread ports and stud ends)
Outside Diameter (OD)
BSPP
thread
S-Series *
G- Gas;
A- medium
coarse threads
G 1/8 A
6 (0.236)
G 1/4 A
8 (0.315)
10 (0.394)
G 3/8 A
12 (0.472)
16 (0.630)
G 1/2 A
20 (0.787)
G 3/4 A
G 1 A 25 (0.984)
G 1 1/4 A 30 (1.181)
38 (1.496)
G 1 1/2 A
* S-Series connectors are used with O-Ring Face Seals (ORFS).
** L-Series connectors are used with 37° flare.
Torque values for metric port connections (Metric face-seal ports and stud ends)
Outside Diameter (OD)
Metric
S-Series *
thread
M10 x 1
M12 x 1.5 4 (0.157)
M14 x 1.5 5 (0.197)
M16 x 1.5 7 (0.276)
M18 x 1.5 8 (0.315)
M20 x 1.5
10 (0.394)
M22 x 1.5 12 (0.472)
M26 x 1.5
M27 x 1.2
16 (0.630)
M33 x 2 20 (0.787)
M42 x 2 25 (0.984)
M48 x 2 32 (1.260)
* S-Series connectors are used with O-Ring Face Seals (ORFS).
** L-Series connectors are used with 37° flare.
Metric tube
mm (in)
L-Series **
– 6 (0.236)
8 (0.315)
or or
10 (0.394)
or 12 (0.472)
15 (0.591)
or
18 (0.709)
22 (0.866)
28 (1.102)
35 (1.378)
42 (1.654)
Metric tube
mm (in)
L-Series **
–
4 (0.157)
6 (0.236)
7 (0.276)
9 (0.354)
11 (0.433)
–
14 (0.551)
–
18 (0.709)
–
23 (0.906)
30 (1.181)
36 (1.417)
INTRODUCTION
Ferrous
S-Series L-Series
N·m (lb ft) N·m (lb ft)
± 10% ± 10%
–
21 (15.5)
63 (46.5) 53 (39.1)
95 (70.1) 84 (62)
136 (100.3) 105 (77.4)
210 (154.9) 210 (154.9)
400 (295) 400 (295)
525 (387.2) 525 (387.2)
660 (486.8) 660 (486.8)
Ferrous
S-Series L-Series
N·m (lb ft) N·m (lb ft)
± 10% ± 10%
–
21 (15.5)
47 (34.7) 32 (23.6)
63 (46.5) 53 (39.1)
84 (62) 63 (46.5)
105 (77.4) 84 (62)
147 (108.4)
158 (116.5) 147 (108.4)
–
210 (154.9)
210 (154.9)
400 (295) 400 (295)
525 (387.2) 525 (387.2)
630 (464.7) 630 (464.7)
51517858 10/11/2020
21
Non-Ferrous
S-Series
N·m (lb ft)
± 10%
–
38 (28)
57 (42)
82 (60.5)
126 (92.9)
240 (177)
315 (232.3)
396 (292.1)
Non-Ferrous
S-Series
N·m (lb ft)
± 10%
–
28 (20.7)
38 (28)
50 (36.9)
63 (46.5)
–
88 (64.9)
95 (70.1)
–
126 (92.9)
240 (177)
315 (232.3)
396 (292.1)
L-Series
N·m (lb ft)
± 10%
12.5 (9.2)
32 (23.6)
50 (36.9)
63 (46.5)
126 (92.9)
240 (177)
315 (232.3)
396 (292.1)
L-Series
N·m (lb ft)
± 10%
12.5 (9.2)
19 (14)
32 (23.6)
38 (28)
50 (36.9)
–
88 (64.9)
126 (92.9)
–
240 (177)
315 (232.3)
396 (292.1)