JTEKT Bearings STO25ZZ - Yoke Type Crowned OD Track Roller , 25 mm ID, 52 mm OD, 20 mm Width, MFR ID KOY-STO25ZZ
- MFR #STO25ZZ
- EIS #STO25ZZ08
- UPC #605790218712
- Midpoint #KOY-STO25ZZ
$112.59 / Piece
Available to Order
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STO25ZZ - Track Rollers, Track Roller Assembly
Features
- Best used for high radial loads and where the bearing rolling motion occurs on the outer diameter surface
- Made from premium high carbon, high chromium steel
- Uses a full complement of greased rollers that offer maximum radial load capacity
- Available with a crowned outside diameter (YCRSC inch series) and seals (YCRS inch series) for the inch product
- Available with a standard crowned outside diameter (without the .DZ), shields ("ZZ" for STO, RSTO and NUTR series) or seals (.2RS for NA2200 series) for the metric product
- RSTO metric series requires a hardened and machined shaft/stud, no inner ring included
General Information
| Item Name | Track Roller Assembly |
| Series | STO |
General Features
| Net Weight | 0.51 lb |
Design & Construction
| Bore Type | Round |
| Cage Material | Steel |
| Cage Type | Window |
| Closure Type | 2 Shields |
| Lubrication Type | Grease |
| Material | 52100 |
| Relubrication Feature | No |
| Rolling Element | Needle Roller |
| Rolling Element Material | 52100 |
| Row Type | Single row |
Performance Details
| Dynamic Load Capacity | See Catalog Data |
| Operating Temperature | -30 to 110 °C |
| Precision Class | P0 |
| Self Aligning | No |
| Speed Rating | 2900 rpm (Grease) |
| Static Load Capacity | See Catalog Data |
Physical Properties
| Bore Diameter | 25 mm |
| Fillet Radius | 0.012 Inch |
| Outside Diameter | 52 mm |
| Outside Width | 0.622 Inch |
| Overall Width | 20 mm |
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