9-S3
F2880, F3680, RCK72-F36, RCK72R-F36, RCK60-F36, RCK60R-F36, WSM
MOWER
(2) Metric Screws, Bolts and Nuts
W1013689
(3) American Standard Screws, Bolts and Nuts with UNC or UNF Threads
W1022485
(4) Plugs
0000001666E
Grade
Property class 8.8 Property class 10.9
Unit
Nominal Diameter
N·m kgf·m ft-lbs N·m kgf·m ft-lbs
M8 23.6 to 27.4 2.40 to 2.80 17.4 to 20.2 29.4 to 34.3 3.00 to 3.50 21.7 to 25.3
M10 48.1 to 55.8 4.90 to 5.70 35.5 to 41.2 60.8 to 70.5 6.20 to 7.20 44.9 to 52.1
M12 77.5 to 90.1 7.90 to 9.20 57.2 to 66.5 103.0 to 117.0 10.50 to 12.00 76.0 to 86.8
M14 124.0 to 147.0 12.60 to 15.00 91.2 to 108.0 167.0 to 196.0 17.00 to 20.00 123.0 to 144.0
M16 196.0 to 255.0 20.0 to 23.0 145.0 to 166.0 260.0 to 303.0 26.50 to 31.00 192.0 to 224.0
Grade
SAE GR.5 SAE GR.8
Unit
Nominal Diameter
N·m kgf·m ft-lbs N·m kgf·m ft-lbs
5/16 23.1 to 27.8 2.35 to 2.84 17.0 to 20.5 32.5 to 39.3 3.31 to 4.01 24.0 to 29.0
3/8 47.5 to 57.0 4.84 to 5.82 35.0 to 42.0 61.0 to 73.2 6.22 to 7.47 45.0 to 54.0
1/2 108.5 to 130.2 11.07 to 13.29 80.0 to 96.0 149.2 to 179.0 15.22 to 18.27 110.0 to 132.0
9/16 149.2 to 179.0 15.22 to 18.27 110.0 to 132.0 217.0 to 260.4 22.14 to 26.57 160.0 to 192.0
5/8 203.4 to 244.1 20.75 to 24.91 150.0 to 180.0 298.3 to 358.0 30.44 to 36.53 220.0 to 264.0
Shape Size
Material of opponent part
Ordinariness Aluminum
N·m kgf·m ft-lbs N·m kgf·m ft-lbs
Tapered
screw
R1/8 13 to 22 1.3 to 2.2 9.6 to 16.2 10 to 12 1.0 to 1.2 7.4 to 8.9
R1/4 29 to 44 3.0 to 4.5 21.4 to 32.5 20 to 29 2.0 to 3.0 14.8 to 21.4
Straight
screw
G1/4 29 to 39 3.0 to 4.0 21.4 to 28.8 – – –
G3/8 49 to 59 5.0 to 6.0 36.1 to 43.5 – – –
G1/2 59 to 78 6.0 to 8.0 43.5 to 57.5 – – –