Selected SAE Standards  ::   Industrial Engine Mountings

 
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SAE Standards   :: Flywheel for Industrial Engines -SAE J620c
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Report of Engine Committee approved June 1960 and last revised January 1969. Suggested tolerances are to be measured on assembled engine. Table 1 and the figure give dimentsions for flywheels for drive-ring type overcenter cluthces and engine mounted marine gears. For torque converter mounting dimensions without front disconnect clutch see SAE J927.
 

TABLE 1 - FLYWHEEL DIMENSIONS
Neminal Clutch
Die
A
B
C
D
E
F
6-1/2
7.25
8.500
7.875
5.00
2.81
2.50
7-1/2
8.12
9.500
8.750
--
2.81
2.50
8
8.88
10.375
9.625
--
3.94
3.00
10
10.88
12.375
11.625
7.75
3.94
3.00
11-1/2
12.38
13.875
13.125
8.00
3.94
--
14
16.12
18.375
17.250
8.75
3.94
4.00
16
18.12
20.375
19.250
10.00
3.94
4.12
18
19.62
22.500
21.375
--
3.94
4.12
21
23.00
26.500
25.250
--
3.94
5.75
24
25.38
28.875
27.250
--
3.94
5.75



Neminal Clutch
Die
G
H
J
K
L
Tapped Holes
No.
Size
6-1/2
1.19
0.50
0.38
0.69
2.0472
6
5/16-18
7-1/2
1.19
0.50
0.50
0.69
2.0472
8
5/16-18
8
2.44
0.50
0.50
0.75
2.4409
6
3/8-16
10
2.12
0.62
0.50
1.12
2.8346
8
3/8-16
11-1/2
1.56
1.12
0.88
1.25
2.8346
8
3/8-16
14
1.00
1.12
0.88
1.50
3.1496
8
1/2-13
16
0.62
1.12
0.88
1.75
3.9370
8
1/2-13
18
0.62
1.25
1.25
1.75
3.9370
6
5/8-11
21
0
1.25
1.25
2.25
5.1181
12
5/8-11
24
0
1.25
1.25
2.25
5.1181
12
3/4-10


 
                
SAE Standards   :: Drawings

Engine Mountings  ::  Flywheel for Industrial Engines -SAE J620c      Click For Drawings
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