NNJ4928 Bearing Technical Specifications
- Dimensions
-
- Bore Diameter(d) 140 mm
- Outer Diameter (D) 190 mm
- Width(B) 50 mm
- Basic Load Rating
-
- Dynamic Load Rating (Cr) 199 kN
- Static Load Rating (Cor) 405 kN
-
- Weight 4.19 kg
- Main Dimensions
- 140mm × 190mm × 50mm
| ID | 140 mm | Inside diameter(I.D.) |
|---|---|---|
| OD | 190 mm | Outside diameter(O.D.) |
| B | 50 mm | Width |
| Cr | 199 kN | Radial dynamic load rating |
| Cor | 405 kN | Radial static load rating |
| Mass | 4.19 Kg | Weight |
- Brand
- WJY / OEM Available
- Origin
- Wafangdian, China (Global bearing manufacturing hub with 30+ years expertise)
- Precision Rating
- P0 (Standard) / P6 / P5 / P4 (Higher precision for demanding applications)
- Cage
- The default cage is stamped steel; Steel, Brass, and Machined Brass cages are optional, with other types not enumerated here.
- Material
-
- GCr15 Bearing Steel (Industry-standard for high load & fatigue resistance)
- GCr15SiMn
- GCr18Mo
- G20Cr2Ni4A
- Clearance
- C3 (standard), customizable to C0/C2/C4/C5
- Quality Standard
- ISO 9001:2015 Certified
NNJ Series Double Row Cylindrical Roller Bearing NNJ4928 is engineered for heavy-duty industrial applications with a bore range of 100-1500 mm. Double row cylindrical roller bearing with enhanced radial load capacity, designed for medium to large-scale industrial equipment. With 140 mm bore, 190 mm outer diameter, and 50 mm width, it supports 199 kN dynamic load and 405 kN static load ratings. Ideal for rolling mills, gearboxes, and large rotating machinery requiring high radial stiffness and durability. The manufacturer offers a Standard 12-month warranty extendable up to 18 months through authorized Jinyu distributors. OEM solutions available.
Delivery Time
- For in-stock own-brand bearings, Dalian JinYu HuaYang guarantees shipment arrangement within 3–5 days after payment confirmation.
- For OEM/ODM orders, the production and delivery lead time for a full container typically ranges from 20–35 days (depending on order complexity).
Shipping Methods
Ocean Freight/Land Transport
Warranty
We provide 12-month warranty, extendable to 18 months via authorized JinYu distributors.
Pricing Information
Bearing prices vary by precision grade, raw material quality, and market dynamics. For customized quotes, please submit an inquiry via our contact form.