REXNORD - MARBETT - MCC
Sprockets for TableTop
Chains
N 820
NS 820
Classic Sprockets, Injection Moulded - N 820
Metric Bores
N820 15-25
L0820661451
15
25
93.7
92.2
50.0
50.0
43
N820 15-30
L0820661461
15
30
93.7
92.2
50.0
50.0
43
N820 17-25
L0820661681
17
25
105.5
104.7
51.0
48.0
43
N820 17-30
L0820661691
17
30
105.5
104.7
51.0
48.0
43
N820 19-20
L0820661911
19
20
117.4
117.1
50.0
50.0
60
N820 19-25
L0820661921
19
25
117.4
117.1
50.0
50.0
60
N820 19-30
L0820661931
19
30
117.4
117.1
50.0
50.0
60
N820 19-35
L0820661961
19
35
117.4
117.1
50.0
50.0
60
N820 19-40
L0820661941
19
40
117.4
117.1
50.0
50.0
60
Sprocket Type
Code Number
Number
of
Teeth
Bore
B
Pitch
Diameter
E
Outside
Diameter
F
Width
(Teeth)
C
Hub
Width
A
Hub
Diameter
H
mm/inch
mm
mm
mm
mm
mm
Split Sprockets, Injection Moulded - NS 820
Metric Bores
NS820 21-25
L0820664341
21
25
129.3
129.5
52.0
51.0
60
NS820 21-30
L0820664351
21
30
129.3
129.5
52.0
51.0
NS820 21-35
L0820664361
21
35
129.3
129.5
52.0
51.0
NS820 21-40
L0820664371
21
40
129.3
129.5
52.0
51.0
NS820 21-45
L0820664381
21
45
129.3
129.5
52.0
51.0
NS820 23-25
L0820662531
23
25
141.2
142.0
52.0
51.0
NS820 23-30
L0820662541
23
30
141.2
142.0
52.0
51.0
NS820 23-35
L0820662551
23
35
141.2
142.0
52.0
51.0
NS820 23-40
L0820662561
23
40
141.2
142.0
52.0
51.0
NS820 23-45
L0820662571
23
45
141.2
142.0
52.0
51.0
NS820 25-25
L0820665361
25
25
153.2
154.2
54.0
58.5
NS820 25-30
L0820665371
25
30
153.2
154.2
54.0
58.5
NS820 25-35
L0820665381
25
35
153.2
154.2
54.0
58.5
NS820 25-40
L0820665391
25
40
153.2
154.2
54.0
58.5
NS820 25-45
L0820665401
25
45
153.2
154.2
54.0
58.5
Inch Bores*
NS820 21-1
L0820664391
21
1.00”
129.3
129.5
52.0
51.0
60
NS820 21-1
¼
L0820664411
21
1.25”
129.3
129.5
52.0
51.0
NS820 23-1
L0820662741
23
1.00”
141.2
142.0
52.0
51.0
NS820 23-1
¼
L0820662761
23
1.25”
141.2
142.0
52.0
51.0
NS820 25-1
L0820665611
25
1.00”
153.2
154.2
54.0
58.5
NS820 25-1
¼
L0820665631
25
1.25”
153.2
154.2
54.0
58.5
For steel chain series (optional): Rexnord:
812 (except TAB and mini hinge), 815.
MCC:
single hinge straight run, single hinge Ma
gnetflex.
For plastic chain series:
820, SH; Note: not suitable for 831 and SHD.
For steel chain series (optional):
Rexnord: 812 (except TAB and mini hinge), 815.
MCC:
single hinge straight run, single hinge Magnetflex.
For plastic chain series:
820, SH; Note: not suitable for 831 and SHD.
* Ask Customer service for minimum order quantity of sprockets with inch bores.
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