| MOQ: | 1 PCS |
| Price: | $10 - $4 |
| Standard Packaging: | in individual packing box |
| Delivery Period: | 3-5 working days |
| Payment Method: | T/T,Western Union,MoneyGram |
| Supply Capacity: | 100000 Sets per month |
LR50/8 NPPU is a precision track roller bearing tailored for light-to-medium load industrial guide scenarios, featuring a U-groove structure and fixed dimensions (8mm ID × 24mm OD × 11mm Width). Crafted from premium bearing steel, it integrates a double-sided rubber seal (2RS) and a wear-resistant PP cage, delivering excellent dustproof/waterproof performance, low-friction rolling, and stable operation under continuous work. The U-groove design ensures tight fitting with standard guide rails, while precision raceway grinding enhances wear resistance and service life. Customizable groove profiles and seal structures are supported to meet personalized equipment needs, making it ideal for small-scale precision guide mechanisms.
Automated assembly line guide components, small packaging machinery transmission parts, textile machinery guide rollers, printing equipment positioning mechanisms, light logistics conveying systems, office automation device guide modules
LR50/8 NPPU Track Roller Bearings (interchangeable with bearings matching "LR50/8 + U-groove structure + 8x24x11mm size + double-sided rubber seal" specifications, including brand equivalents from SKF, INA, and NSK for light-to-medium load precision guide systems)
| Parameter Item | Details |
| Product Model | LR50/8 NPPU Track Roller Bearing |
| Type | U-Groove Precision Track Roller Bearing |
| Dimensions (dxDxB) | 8x24x11 mm |
| Material | Premium Bearing Steel |
| Seal Type & Cage | Double-sided rubber seal (2RS) + wear-resistant PP cage |
| Structural Feature | U-groove design, precision-ground raceways, integrated seal & cage |
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| Model | Seal Type | d (mm) | D (mm) | C (mm) | B (mm) | A (mm) | r (min.) | Cr (Dynamic, kN) | Cor (Static, kN) | Ball Numbers | Mass (g) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LFR5201KDD | ZZ | 10 | 35 | 15.9 | 15.9 | 20.065 | 0.3 | 8.5 | 5.1 | 18 | 80 |
| LFR5201NPP | 2RS | 10 | 35 | 15.9 | 15.9 | 20.065 | 0.3 | 8.5 | 5.1 | 18 | 80 |
| LFR5202NPP | 2RS | 12 | 45 | 15.9 | 15.9 | 26.5 | 0.3 | 9.7 | 6.1 | 20 | 100 |
| LFR5201-12KDD | ZZ | 12 | 35 | 15.9 | 15.9 | 21.75 | 0.3 | 8.4 | 5 | 18 | 85 |
| LFR5201-14NPP | 2RS | 14 | 40 | 18 | 20 | 24 | 0.3 | 9.8 | 5 | 18 | 95 |
| LFR5204-16KDD | ZZ | 16 | 52 | 20.6 | 20.6 | 31.5 | 0.6 | 16.8 | 9.5 | 16 | 230 |
| LFR5204-16NPP | 2RS | 16 | 52 | 20.6 | 20.6 | 31.5 | 0.6 | 16.8 | 9.5 | 16 | 230 |
| LFR5206-20KDD | ZZ | 20 | 52 | 23.8 | 23.8 | 41 | 0.6 | 29.5 | 16.6 | 18 | 250 |
| LFR5206-20NPP | 2RS | 20 | 57 | 23.8 | 23.8 | 41 | 0.6 | 29.5 | 16.6 | 18 | 250 |
Q: What does "NPPU" represent in the LR50/8 NPPU model?
A: "NPPU" indicates the bearing is configured with a double-sided rubber seal (2RS) and a wear-resistant PP cage, balancing dustproof protection and low-noise operation.
Q: Which guide rail types is LR50/8 NPPU compatible with?
A: It uses a U-groove design to match standard light-load industrial guide rails; customized groove dimensions are available for non-standard rail adaptation.
Q: Is this bearing suitable for humid working environments?
A: Yes, the double-sided rubber seal (2RS) provides reliable waterproof performance, making it applicable to moderately humid industrial scenarios.
| MOQ: | 1 PCS |
| Price: | $10 - $4 |
| Standard Packaging: | in individual packing box |
| Delivery Period: | 3-5 working days |
| Payment Method: | T/T,Western Union,MoneyGram |
| Supply Capacity: | 100000 Sets per month |
LR50/8 NPPU is a precision track roller bearing tailored for light-to-medium load industrial guide scenarios, featuring a U-groove structure and fixed dimensions (8mm ID × 24mm OD × 11mm Width). Crafted from premium bearing steel, it integrates a double-sided rubber seal (2RS) and a wear-resistant PP cage, delivering excellent dustproof/waterproof performance, low-friction rolling, and stable operation under continuous work. The U-groove design ensures tight fitting with standard guide rails, while precision raceway grinding enhances wear resistance and service life. Customizable groove profiles and seal structures are supported to meet personalized equipment needs, making it ideal for small-scale precision guide mechanisms.
Automated assembly line guide components, small packaging machinery transmission parts, textile machinery guide rollers, printing equipment positioning mechanisms, light logistics conveying systems, office automation device guide modules
LR50/8 NPPU Track Roller Bearings (interchangeable with bearings matching "LR50/8 + U-groove structure + 8x24x11mm size + double-sided rubber seal" specifications, including brand equivalents from SKF, INA, and NSK for light-to-medium load precision guide systems)
| Parameter Item | Details |
| Product Model | LR50/8 NPPU Track Roller Bearing |
| Type | U-Groove Precision Track Roller Bearing |
| Dimensions (dxDxB) | 8x24x11 mm |
| Material | Premium Bearing Steel |
| Seal Type & Cage | Double-sided rubber seal (2RS) + wear-resistant PP cage |
| Structural Feature | U-groove design, precision-ground raceways, integrated seal & cage |
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| Model | Seal Type | d (mm) | D (mm) | C (mm) | B (mm) | A (mm) | r (min.) | Cr (Dynamic, kN) | Cor (Static, kN) | Ball Numbers | Mass (g) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LFR5201KDD | ZZ | 10 | 35 | 15.9 | 15.9 | 20.065 | 0.3 | 8.5 | 5.1 | 18 | 80 |
| LFR5201NPP | 2RS | 10 | 35 | 15.9 | 15.9 | 20.065 | 0.3 | 8.5 | 5.1 | 18 | 80 |
| LFR5202NPP | 2RS | 12 | 45 | 15.9 | 15.9 | 26.5 | 0.3 | 9.7 | 6.1 | 20 | 100 |
| LFR5201-12KDD | ZZ | 12 | 35 | 15.9 | 15.9 | 21.75 | 0.3 | 8.4 | 5 | 18 | 85 |
| LFR5201-14NPP | 2RS | 14 | 40 | 18 | 20 | 24 | 0.3 | 9.8 | 5 | 18 | 95 |
| LFR5204-16KDD | ZZ | 16 | 52 | 20.6 | 20.6 | 31.5 | 0.6 | 16.8 | 9.5 | 16 | 230 |
| LFR5204-16NPP | 2RS | 16 | 52 | 20.6 | 20.6 | 31.5 | 0.6 | 16.8 | 9.5 | 16 | 230 |
| LFR5206-20KDD | ZZ | 20 | 52 | 23.8 | 23.8 | 41 | 0.6 | 29.5 | 16.6 | 18 | 250 |
| LFR5206-20NPP | 2RS | 20 | 57 | 23.8 | 23.8 | 41 | 0.6 | 29.5 | 16.6 | 18 | 250 |
Q: What does "NPPU" represent in the LR50/8 NPPU model?
A: "NPPU" indicates the bearing is configured with a double-sided rubber seal (2RS) and a wear-resistant PP cage, balancing dustproof protection and low-noise operation.
Q: Which guide rail types is LR50/8 NPPU compatible with?
A: It uses a U-groove design to match standard light-load industrial guide rails; customized groove dimensions are available for non-standard rail adaptation.
Q: Is this bearing suitable for humid working environments?
A: Yes, the double-sided rubber seal (2RS) provides reliable waterproof performance, making it applicable to moderately humid industrial scenarios.