FAG
Four point contact bearing
RFQ
Estimated delivery: 26 Jul 2026 (overseas stock, ~4 weeks)
EX-WORKS (Incoterms 2020) Seoul, Korea — Buyer arranges freight, duties, and insurance.
FAG QJ317-N2-MPA Industrial Bearing is a core machine element that reduces shaft friction and supports loads to improve equipment efficiency and service life. It should be selected according to load direction, speed, and mounting space in motors, pumps, gearboxes, conveyors, and other machinery.
Bearings typically consist of inner ring, outer ring, rolling elements, cage, or sliding contact surfaces, with seals, shields, housings, or sleeves added depending on type. Lubrication and sealing conditions have a major impact on performance.
Select by shaft diameter, load direction, speed, mounting space, sealing/lubrication condition, and compatibility with the existing part number.
| Symbol | Value | Description |
|---|---|---|
| ≈m | 5,362 kg | Weight |
| Cr | 248.000 N | Basic dynamic load rating, radial |
| C0r | 255.000 N | Basic static load rating, radial |
| Cur | 12.800 N | Fatigue load limit, radial |
| nG | 6.600 1/min | Limiting speed |
| nϑr | 3.550 1/min | Reference speed |
| Symbol | Value | Description |
|---|---|---|
| d | 85 mm | Bore diameter |
| D | 180 mm | Outside diameter |
| B | 41 mm | Width |
| r1, 2 min | 3 mm | Minimum chamfer dimension |
| D1 | 148,7 mm | Shoulder diameter, outer ring |
| d1 | 117,94 mm | Shoulder diameter, inner ring |
| Symbol | Value | Description |
|---|---|---|
| da min | 99 mm | Min. shoulder diameter for mounting, inner ring |
| Da max | 166 mm | Max. shoulder diameter for mounting, housing |
| ra max | 2,5 mm | Max. fillet radius |
| Symbol | Value | Description |
|---|---|---|
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 150 °C | Operating temperature max. |
| Code | Description |
|---|---|
| PN | Tolerance class |
| MPA | Cage |
The same part number can be written with or without separators, or in progressive prefix form. We index these common variants so your search reaches this page:
QJ317N2MPAQJ317 N2 MPAQJ317N2 MPAQJ317 N2MPAQJ317QJ317N2FAGQJ317N2MPAFAG QJ317 N2 MPAFAGQJ317 N2 MPAFAGQJ317N2 MPAFAG QJ317N2MPAFAG QJ317 N2MPARFQ
Estimated delivery: 26 Jul 2026 (overseas stock, ~4 weeks)
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