Sae Face Seal And O-Ring Stud End Fi琀�Ng Torque Chart - Fast RH15 Owner's Manual

SAE Face Seal and O-Ring Stud End Fitting Torque Chart
SAE Face Seal and O-Ring Stud End Fitting Torque Chart - Standard Pressure-Below 27.6 MPA (4,000 PSI)
Nominal Tube OD
Hose ID
Metric
Tube Inch Tube OD
OD
Dash
mm in. mm
Size
5 -3 0.188 4.78
6 -4 0.250 6.35
8 -5 0.312 7.92
10 -6 0.375 9.53
12 -8 0.500 12.70
16 -10 0.625 15.88
20 -12 0.750 19.05
22 -14 0.875 22.23
25 -16 1.000 25.40
32 -20 1.25 31.75 1-11/16-12 1-7/8 190 140
38 -24 1.50 38.10
50.8 -32 2.000 50.80
Tolerance is +15%/-20% of mean tightening torque unless otherwise specified.
6
The straight hex wrench sizes listed apply to connectors only and may not be the same as the
7
corresponding plug of the same thread size.
These torques were established using steel plated connectors in aluminum and brass.
8
TIGHTENING HARDWARE
O-Ring Face Seal/
Tube Swivel Nut
Swivel Tube Nut
Thread Nut Swivel
Size Hex Nut
Size Torque
lb.-
in. in. N-m
— — — —
9/16-18 11/16 16 12
— — — —
11/16-16 13/16 24 18
13/16-16 15/16 50 37
1-14 1-1/8 69 51 1-5/16 118 87 7/8-14 1-1/16
13/16-12 1-3/8 102 75
13/16-12 — 102 75
17/16-12 1-5/8 142 105 1-3/4 247 182
2-12 2-1/4 217 160 2-3/8 374 276
— — — —
Rotary Hoe RH15 / RH18
TIGHTENING HARDWARE
Bulkhead Jam O-Ring Straight, Adjustable, and External
Nut Torque
Jam
Nut Jam Nut Thread
Hex Torque Size
Size
N- lb.-
in.
ft m ft
— — — 3/8-24
13/16 32 24 7/16-20
— — — 1/2-20
1 42 31 9/16-18
1-1/8 93 69 3/4-16
11/16-
1-1/2 175 129
12
13/16-
— 175 129
12
15/16-
12
1-5/8-
2 328 242
12
1-7/8-
12
2-1/2-
— — —
12
Port Plug Stud Ends
Adj
Straight Lock Steel or
Hex Nut Gray Iron
Size Hex Torque
7
Size
lb.-
in. in. N-m
ft
5/8 9/16 12 9
5/8 5/8 16 12
3/4 11/16 24 18
3/4 3/4 37 27
7/8 15/16 50 37
1-
69 51
1/16
1-1/4 1-3/8 102 75
1-3/8 1-1/2 122 90
1-1/2 1-5/8 142 105
1-3/4 1-7/8 190 140 127
2-1/8 2-1/8 217 160 145 107
2-3/4 2-3/4 311 229 207 153
Page 59
6
Aluminum
or Brass
Torque
8
N-m lb.-ft
8 6
11 8
16 12
25 18
33 25
46 34
68 50
81 60
95 70
93