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 NT Type Tensioner
For 3/8" to 1" Pitch Roller Chains Low Friction Polyethylene Head Spring-Loaded                                                     

 

 Catalog
Number 		 Chain
Pitch

Load
(N) 

  A  B  C

D

E

F

G

H

 I

L

 M N O P Q R

Min

Max
QCT-NT103S 

3/8" x 7/32"

130

250

 15                               
QCT-NT103D 20
QCT-NT104S 

1/2" x 5/16"

130

250

 15 

23

12.5

11

56

12

50

74

110

138

21

56

8

22

70

100
QCT-NT104D 20
QCT-NT105S 

5/8" x 3/8"

130

250

 15                               
QCT-NT105D 25
QCT-NT205S 

5/8" x 3/8"

180

420

 20                               
QCT-NT205D 25
QCT-NT206S 

3/4" x 7/16"

180

420

 20 

28

15

12.5

72

15

57

87

133

169

23

70

8

25

90

120
QCT-NT206D 30
QCT-NT208S 

1" x 17 mm.

180

420

 20                               
QCT-NT208D* 45

*The polyethylene head for this size is a semicircular shape.
All dimensions are in mm unless otherwise noted.

 

Quality Transmission Components                                 41
125 Railroad Avenue, Garden City Park, NY 11040-5016
Phone: (516) 437-6700 • Fax: (516) 328-3343
e-mail: qtcsupport@econobelt.com