Spiral Return Idler
JSR type
Application・Function
The symmetrical spiral Roller surface scrapes off the conveyed material, which causes the Belt to meander or shift, while rotating.
Selection Guide
This product is friendly to the Belt because it scrapes off adhering matter on the Belt while rotating, and it is easy to replace existing products as a measure against adhering as well as to introduce it in the initial stage as a prevention of adhering, because it uses standard Return brackets.
Use Roller
Spiral Return Roller SR type
Idler Model Number
Bracket Model Number
Outline Dimension
(mm)
| B W | Model | H1 | H2 | m | A | n | B | D | l 1 | l 2 | J | U | t | a×b | BB | Weight（kg） |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 400 | JSR-400 | 58 | 110 | 640 | 690 | 60 | 120 | 104 | 460 | 480 | 80 | 14.5 | 4.5 | 15×25 | 6204ZZ | 8.0 |
| 450 | JSR-450 | 58 | 110 | 690 | 740 | 60 | 120 | 104 | 510 | 530 | 80 | 14.5 | 4.5 | 15×25 | 6204ZZ | 8.6 |
| 500 | JSR-500 | 58 | 110 | 740 | 790 | 60 | 120 | 104 | 560 | 580 | 80 | 14.5 | 4.5 | 15×25 | 6204ZZ | 9.2 |
| 600 | JSR-600 | 58 | 110 | 840 | 890 | 60 | 120 | 104 | 660 | 680 | 80 | 14.5 | 4.5 | 15×25 | 6204ZZ | 10.3 |
| 750 | JSR-750 | 50 | 110 | 1040 | 1090 | 60 | 120 | 121 | 850 | 880 | 80 | 14.5 | 4.5 | 15×25 | 6204ZZ | 15.9 |
| 900 | JSR-900 | 50 | 110 | 1190 | 1240 | 60 | 120 | 121 | 1000 | 1030 | 80 | 14.5 | 4.5 | 15×25 | 6204ZZ | 18.1 |
| 1050 | JSR-1050 | 56 | 130 | 1340 | 1390 | 100 | 150 | 148 | 1150 | 1180 | 80 | 18.5 | 6 | 15×25 | 6205ZZ | 28.1 |
| 1200 | JSR-1200 | 56 | 130 | 1490 | 1540 | 100 | 150 | 148 | 1300 | 1330 | 80 | 18.5 | 6 | 15×25 | 6205ZZ | 31.1 |
| 1400 | JSR-1400 | 74 | 160 | 1730 | 1790 | 120 | 180 | 172 | 1530 | 1550 | 90 | 22.5 | 9 | 19×32 | 6206ZZ | 51.8 |
| 1600 | JSR-1600 | 74 | 160 | 1930 | 1990 | 120 | 180 | 172 | 1730 | 1750 | 90 | 22.5 | 9 | 19×32 | 6206ZZ | 56.9 |
| 1800 | JSR-1800 | 74 | 160 | 2220 | 2280 | 120 | 180 | 172 | 2000 | 2040 | 90 | 25.5 | 9 | 19×32 | 6207ZZ | 67.3 |
| 2000 | JSR-2000 | 74 | 160 | 2420 | 2480 | 120 | 180 | 172 | 2200 | 2240 | 90 | 25.5 | 9 | 19×32 | 6207ZZ | 73.3 |
