Other Torque Specifications; Conversion Factors - Toro GreensPro 1200 Service Manual

Other Torque Specifications

SAE Grade 8 Steel Set Screws
Recommended Torque
Thread Size Thread Size
Square Head
1/4 -- 20 UNC 140 + 20 in--lb
5/16 -- 18 UNC 215 + 35 in--lb
3/8 -- 16 UNC 35 + 10 ft--lb
1/2 -- 13 UNC 75 + 15 ft--lb
Thread Cutting Screws
(Zinc Plated Steel)
Type 1, Type 23, or Type F
Thread Size
No. 6 -- 32 UNC
No. 8 -- 32 UNC
No. 10 -- 24 UNC
1/4 -- 20 UNC
5/16 -- 18 UNC
3/8 -- 16 UNC

Conversion Factors

in-lb x 11.298 = N·cm
in-lb x 0.1130 = N·m
ft-lb x 1.3558 = N·m
GreensPro 1200
Hex Socket
73 + 12 in--lb
145 + 20 in--lb
18 + 3 ft--lb
50 + 10 ft--lb
Baseline Torque*
20 + 5 in--lb
30 + 5 in--lb
38 + 7 in--lb
85 + 15 in--lb
110 + 20 in--lb
200 + 100 in--lb
Page 2 - 7
Wheel Bolts and Lug Nuts
Thread Size Recommended Torque**
7/16 -- 20 UNF 65 + 10 ft--lb
Grade 5
1/2 -- 20 UNF 80 + 10 ft--lb
Grade 5
M12 X 1.25 80 + 10 ft--lb
Class 8.8
M12 X 1.5 80 + 10 ft--lb
Class 8.8
** For steel wheels and non--lubricated fasteners.
Thread Cutting Screws
(Zinc Plated Steel)
Thread Threads per Inch
Size Size
Type A Type B
No. 6 18 20
No. 8 15 18
No. 10 12 16
No. 12 11 14
*Hole size, material strength, material thickness, and
finish must be considered when determining specific
torque values. All torque values are based on
non-lubricated fasteners.
N·cm x 0.08851 = in-lb
N·m x 8.851 = in-lb
N·m x 0.7376 = ft-lb
Product Records and Maintenance
88 + 14 N·m
108 + 14 N·m
108 + 14 N·m
108 + 14 N·m
Baseline Torque* Baseline Torque*
20 + 5 in--lb
30 + 5 in--lb
38 + 7 in--lb
85 + 15 in--lb