Chain MRO Parts > Roller Chain Tensioners > Roll Ring Tensioner
120-030-01 Roll Ring Tensioner
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Dimensions:

- Tensioner Size: RR1250-30
- Chain Size: 20B, #100
- Pitch: 1.250"
- Article #: 120-030-01
- Teeth: 30
- d0: 11.96"
- di: 10.09"
- S: 2.56"
- A: 15.35"
- D=d0-s: 9.40"
- Expansion Force: 17.71 LBS
- Maximum Chain Speed: 23 ft/sec
Static and Dynamic Tension

With regard to the chain speed, all roll ring tensioners can be used up to the maximum chain speed specified by the manufacture specified for manual lubrication and for drip lubrication. The laterally open teeth on the toothed cog of the chain tensioner dampen the roll impact in the chain intake. For additional information or to get a quote please contact us and we will be happy to assist you.
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- Tensioner Size: RR1250-30
- Chain Size: 20B, #100
- Pitch: 1.250"
- Article #: 120-030-01
- Teeth: 30
- d0: 11.96"
- di: 10.09"
- S: 2.56"
- A: 15.35"
- D=d0-s: 9.40"
- Expansion Force: 17.71 LBS
- Maximum Chain Speed: 23 ft/sec