Engineering Class Chains
Double Flex Chain
DF3498
T
A
W
L
D
H
Pi
Po
D F 3 500 - D F 3 910
A
T
W
D
L
H
Po
Pi
Do u bl e Fl e x C h a i n S p e c i fi cat i o ns
C h a in D imensio ns Ar e Given I n I nc h es
Hitachi
Chain
Number
Chain Pitch
Block
Outside
Link
Link
Pin
Minimum
Flex
Radius
Sidebar
Avg
Ultimate
Strength
lbs
Avg
Chain
Weight
lbs/ft
Pi
Po
W
D
L
A
T
H
r
Working
Load
lbs
DF3498
1. 7 5 0
2 .5 0 0
0 .6 4 0
0 .6 2 5
1.50
1.45
0.313
1.400
20
4,000
50, 000
3. 9
DF3500
2.500
3 .0 0 0
0 .6 2 5
0 .5 6 2
1.46
1.50
0.250
1.250
20
4,000
48, 000
3. 3
DF3910
3.000
3 .0 0 0
0 .6 2 5
0 .5 6 2
1.46
1.50
0.250
1.250
20
4,000
48, 000
3. 0
Width
Width
Dimensions subject to change
75
