KZ Track Roller Bearing is designed for track-type vehicles and heavy-duty motion systems where reliable rolling support is essential. It is commonly used in bulldozers, construction equipment, and railway systems to reduce friction, control wear, and maintain smooth motion under demanding operating conditions. For B2B buyers sourcing wholesale bearing solutions, this product is suitable for bulk order procurement, OEM supply, and factory direct replacement programs. These track roller bearings are used in applications that face heavy radial loads and continuous vibration. The bearing family includes cylindrical or tapered roller constructions mounted in a cage or placed between inner and outer rings, helping improve load distribution and extending service life in harsh environments. This makes them a practical industrial grade choice for equipment fleets, maintenance contractors, OEM assemblers, and export-ready spare parts distributors. The listed bearing series cover a wide range of standard types such as KRPP, LFR, LR, LV, NATR_NATV PP, NUTR, PWTR, and RV variants, including sealed and shielded configurations like PP, KDD, KDDU, NPP, NPPU, ZZ, and 2RS styles. This breadth helps buyers match different track roller and guide wheel requirements across machinery and rail-related assemblies. As a procurement-focused supply item, this product supports minimum order quantity starting from 1 kilogram, making it useful for both smaller maintenance requirements and larger wholesale replenishment. Buyers looking for OEM-compatible bearing series, industrial replacement parts, or export-ready inventory will benefit from the wide model coverage and application flexibility. For procurement teams, this is a practical bearing product for durable operation, reduced maintenance, and dependable performance in tough working environments.
Key Features
| Features | Description |
|---|---|
| Product Type | Track Roller Bearing |
| Primary Applications | Track-type vehicles, bulldozers, construction equipment, railway systems |
| Load Handling | Heavy radial loads |
| Construction | Cylindrical or tapered rollers |
| Sealing/Shielding Variants | PP, KDD, KDDU, NPP, NPPU, ZZ, 2RS |
| Series Coverage | KRPP, LFR, LR, LV, NATR_NATV PP, NUTR, PWTR, RV |
| MOQ | 1 Kilogram |
| Supply Type | Wholesale, OEM, factory direct, export-ready |
| Attributes | Description |
|---|---|
| Product Title | KZ Track Roller Bearing |
| Store Name | KG BEARING INDIA LLP |
| Marketplace Category | vehicles parts and accessories > train parts and accessories |
| MOQ | 1 Kilogram |
| Bearing Type | Track roller bearing |
| Application | Track-type vehicles, bulldozers, construction equipment, railway systems |
| Load Type | Heavy radial loads |
| Roller Construction | Cylindrical or tapered rollers |
| Mounting Style | Mounted in a cage or directly between inner and outer rings |
| Performance Benefit | Reduces friction and wear |
| Performance Benefit | Ensures smooth motion |
| Performance Benefit | Enhances durability in harsh environments |
| Series / Model Families | KRPP; LFR; LR; LV; NATR_NATV PP; NUTR; PWTR; RV |
| Example Models | KR16-PP, KR47-PP, KR62-PPX, KR90-PPLFR, LFR30/8, LFR50/8-8, LFR5201-14, LR 200 NPP-NPPU-KDD-KDDU, LR 500, LR 50/5 NPP, LR 5000 NPP, LR 5001 NPPU, LR 5005 KDD, LR 600, LR 6001 NPP, LR 606 NPPU, LR 6000 KDDU, LV 20/7 ZZ, LV 203 ZZ, LV 204-58 ZZNATR, NATV PP, NATR10, NATR35, NATV40, NATV5, NUTR 15, NUTR 2052, NUTR 4090, NUTR 50110, PWTR15 42-2RS, PWTR30-2RS, PWTR50-2RS, RV 20/15.40-10, RV 204/20.57-30, RV 204/20.58-30 |
| Sealing / Shielding Types | PP, KDD, KDDU, NPP, NPPU, ZZ, 2RS |
| Supply Type | Wholesale / OEM / factory direct / export-ready |
*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
It is used in track-type vehicles, bulldozers, construction equipment, and railway systems where heavy radial loads and smooth rolling motion are required.
The listed variants include PP, KDD, KDDU, NPP, NPPU, ZZ, and 2RS configurations across different model families.
Yes. It is designed to reduce friction and wear, and to enhance durability in harsh environments with heavy-duty use.
The minimum order quantity is 1 kilogram, which supports both sample procurement and bulk replenishment needs.
The listing includes KRPP, LFR, LR, LV, NATR_NATV PP, NUTR, PWTR, and RV series.
Yes. The product is suitable for OEM supply and factory direct replacement programs, especially where matching standard bearing series is required.
No specific certification or compliance standard is mentioned in the provided product data.
Country Of Origin: India
Track Roller Bearing - Used in track-type vehicles like bulldozers, construction equipment, and railway systems. These bearings consist of cylindrical or tapered rollers that are mounted in a cage or directly between inner and outer rings. Track roller bearings reduce friction and wear, ensuring smooth motion and enhancing durability in harsh environments.
They are particularly suited for applications where there are heavy radial loads and the need for reliable, low-maintenance operation over extended periods.
