NNCF4988V Bearing Technical Specifications
- Dimensions
-
- Bore Diameter(d) 440 mm
- Outer Diameter (D) 600 mm
- Width(B) 160 mm
- Basic Load Rating
-
- Dynamic Load Rating (Cr) 2 970 000 kN
- Static Load Rating (Cor) 7 500 000 kN
-
- Weight 137 kg
- Bearing Model
- NNCF4988V (NNCF4988V)
- Main Dimensions
- 440mm × 600mm × 160mm
| Bearing Model | ||
|---|---|---|
| Cross Reference | NNCF4988V | |
| Dimensions | d | 440 |
| D | 600 | |
| B | 160 | |
| rs | 4 | |
| s | ||
| C | ||
| Install Dimensions | d1 | 503 |
| D1 | 544 | |
| E | 563.5 | |
| Basic Load Rating | Cr | 2 970 000 |
| Cor | 7 500 000 | |
| Limiting speed n1 oil ≈ | Min-1 | 436 |
| Weight | 137 | |
- 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
NNCF4988V Series Double Row Full Complement Cylindrical Roller Bearing (NNCF4988V) - Structure: Double row full complement cylindrical roller bearing - Size Code: - Key Dimensions: Bore 440mm | Outer Diameter 600mm | Width 160mm - Load Capacity: Dynamic Load 2 970 000kN | Static Load 7 500 000kN - Application: Suitable for high radial load applications, especially suitable for heavy-duty machinery (e.g., rolling mills, mining crushers) 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.