Return rollers for higher loads and special requirements:
- Roller tube made of longitudinally welded steel tube acc. to EN 10305-3, restricted tolerances (Küpper standard), S235JR acc. to EN 10025-2
- Forged bearing housing made of steel C15 acc. to EN 10267-2 or S235JR acc. to EN 10025-2 or bearing housing made of gray cast iron EN-GJL-200 acc. to EN 1561
- Fit of the bearing seat in bearing housing is IT7 acc. to EN ISO 286-1
- Shafts made of solid material acc. to EN 10083-2 or rigid hollow shaft made of precision tube with welded-in shaft ends;
- Fit of the bearing seat on the shaft is IT6 acc. to EN ISO 286-1
- Deep groove ball bearings AKT acc. to DIN 625-1, 2Z shields, plastic cage, grease filling 50-60%, lubricated for life
- Bearing sizes 6306 - 6310
- ISO tolerance class P0 acc. to DIN 620-2
- Radial internal clearance C4 acc. to DIN 620-4
- QLR hybrid seal: patented, lubricated for life, particularly effective when exposed to splash water and dust
- Available with PU support rings or PU 4-fold packs
Support ring arrangement for polyurethane support rings
Ø Ring | 180 | 194 | 194 | 219 | 250 |
Ø Tube | 108 | 133 | 194 | ||
Return rollers with support rings acc. to DIN 15210 (form A and B) | |||||
S1 | ⭕️ | ⭕️ | ⭕️ | ⭕️ | |
S2 | ⭕️ | ⭕️ | ⭕️ | ⭕️ | |
S3 | ⭕️ | ⭕️ | ⭕️ | ⭕️ | |
S4 | ⭕️ | ⭕️ | ⭕️ | ⭕️ | |
S5 | ⭕️ | ||||
S6 | ⭕️ | ||||
S7 | ⭕️ | ⭕️ | ⭕️ | ⭕️ | |
S8 | ⭕️ | ⭕️ | ⭕️ | ⭕️ | |
S9 | ⭕️ | ||||
Return rollers with trapezoidal rings | |||||
ST1 | ⏺ | ⏺ | ⏺ | ⏺ | |
ST2 | ⏺ | ⏺ | ⏺ | ⏺ | |
ST3 | ⏺ | ⏺ | ⏺ | ⏺ | ⏺ |
ST4 | ⏺ | ⏺ | ⏺ | ⏺ | |
ST5 | ⏺ | ⏺ | ⏺ | ⏺ | ⏺ |
ST6 | ⏺ | ⏺ | ⏺ | ⏺ | ⏺ |
Return rollers with 4-fold support ring packs | |||||
SP2 | ⏺ | ⏺ | |||
SP3 | ⏺ | ⏺ | |||
⭕️ = optional, on request |
Legend for support ring arrangement of the S series see here.
Legend for support ring arrangement of the ST series see here.
Legend for support ring arrangement of the SP series see here.
Your contact person
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Idlers sales
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+49 (2041) 177 - 227
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Idlers and conveyor belt rollers
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+49 (2041) 177 - 0