Roller Chains
Triplex BS 228 / DIN 8187 / ISO 606

ROLON
CHAIN NO.
BS
ISO/DIN NO.
Pitch

Width 
between
Inner plates

Roller
Diameter
Pin
Diameter
Pin 
Width
Conneting Pin 
Width
Overall
Width
Inner
Plate
Height
Traverse
Pitch
Ultimate
Tensile
Strength
Average
weight
Spring clip Cotter
P

mm
W
(min.)
mm 
d1
(max.)
mm
d2
(max.)
mm
b1
(max.)
mm
b2
(max.)
mm
b3
(max.)
mm
b4
(max.)
mm
h
(max.)
mm
(min.)
kgf
kg/m
TR 830
05B-3
8.00
3.10
5.00
2.31
19.50
20.00
-
-
7.06
5.64
1140
0.52
#TR 957
06B-3
9.525
5.90
6.35
3.28
33.60
34.60
34.95
36.03
8.16
10.24
2540
1.13
TR 1278
08B-3
12.70
7.85
8.51
4.45
44.65
46.00
-
48.80
11.71
13.92
4850
1.97
TR 1595
10B-3
15.875
9.85
10.16
5.08
52.40
53.60
-
56.20
14.66
16.59
6810
2.82
TR 1911
12B-3
19.05
11.70
12.07
5.72
61.30
62.55
-
64.95
16.10
19.46
8850
3.54
TR 2517
16B-3
25.40
17.50
15.88
8.27
98.90
100.60
102.80
104.70
20.70
31.88
16310
8.05
TR 3119
20B-3
31.75
19.58
19.05
10.17
114.80
116.50
118.00
119.65
25.90
36.45
25490
11.90
TR 3825
24B-3
38.10
25.40
25.40
14.63
149.70
-
156.00
156.60
33.30
48.36
43330
20.62
TR 4431
28B-3
44.45
30.99
27.94
15.90
184.10
-
190.20
191.00
37.20
59.56
54040
28.90
TR 5031
32B-3
50.80
30.99
29.21
17.81
182.20
-
189.90
190.10
41.50
58.55
68320
29.75
TR 6338
40B-3
63.50
38.20
39.37
22.89
226.60
-
228.00
235.40
52.10
72.29
96860
48.00
TR 7645
48B-3
76.20
45.80
48.26
29.24
281.40
-
290.60
291.50
63.80
91.21
171255
75.10
# Straight side plate Chain