ranroswang@hksparkling.com 
+86 138 2341 8469
ZGAQ-02198 Heavy Duty Nut-Slot for Hyundai Wheeled Excavators R170W-7 R160W-9A HW140 HW160 HW210
The ZGAQ-02198 Nut-Slot is a critical fastening component used primarily in the drive axle and hub assemblies of Hyundai Wheeled Excavators. Whether you are maintaining a classic 7-series or the latest HW-series, this nut ensures the structural integrity of your drivetrain.
Dear Valued Partners,
Thank you for choosing SPARKLING MACHINERY, your professional supplier for construction machinery brake and transmission parts.
We proudly offer the ZGAQ‑02198 Heavy Duty Nut‑Slot, engineered for the R170W‑7, R160W‑9A, HW140, HW160, and HW210 series. This critical slotted nut provides secure locking for axles, final drives, and transmission components, eliminating the risk of loosening under heavy loads and continuous vibration.
The SPARKLING MACHINERY NEW ZGAQ-02198 Nut-Slot Photo:
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High-Tensile Steel: Forged from high-strength alloy steel to withstand the massive torque and vibration of wheeled excavator axles.
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Precision Threading: CNC-machined threads ensure a perfect 1:1 fit with part number ZGAQ-02198, preventing loosening during operation.
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Corrosion Resistance: Specially treated surface coating to resist rust and oxidation in harsh outdoor construction environments.
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Safety Locking Design: The slotted (castle) design allows for secure pin insertion, preventing the nut from backing off under heavy loads.
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OEM Standard: Manufactured to exact Hyundai technical specifications for seamless replacement and reduced downtime.
Recommended Spare Parts for Hyundai R170W-7 Maintenance
The following parts are commonly replaced alongside ZGAQ-02198 during axle or hub overhauls:
| Part Name | Part Number | Category |
| Axle Oil Seal | ZGAQ-02057 | Sealing |
| Wheel Hub Bearing | 31N6-10210 | Drivetrain |
| Brake Disc | ZGAQ-01772 | Braking System |
| Wheel Bolt | ZGAQ-02111 | Fastening |
| Hub Cover | ZGAQ-01783 | Housing |
Q&A
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Q1: Does this Nut-Slot (ZGAQ-02198) fit both the front and rear axles?
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A: Yes, it is typically used in the hub assemblies of both axles on the listed Hyundai wheeled models. Please verify the quantity needed for your specific repair.
Q2: Is this a direct replacement for the original Hyundai part?
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A: Absolutely. Our ZGAQ-02198 is manufactured to the same dimensions and material standards as the OEM part to ensure a perfect fit and safe operation.
Q3: Can HK Sparkling provide the matching split pins for this nut?
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A: Yes, we can provide the full fastening kit (Nut + Pin + Washer). Please specify your requirements when sending an inquiry to our sales team.
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📦 Packing
1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment
2. Export-standard packaging to ensure safety during transportation
3. Custom packaging available upon request
4. Dimensions and weight can be provided for freight calculation
🚚 Shipping
1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)
2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported
3. For Russian clients, we can introduce the forwarder agent to you
4. Delivery time: Ships within 1-3 working days after payment (for items in stock)
💳 Payment
1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details
📌 Frequently Asked Questions (FAQs)
Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.
Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.
Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.
Get a free quote
We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.
Contact us
Email: ranroswang@hksparkling.com
Wechat: +86 136 0901 0879
Skype: foreverlucia1
WhatsApp: +86 136 0901 0879
Address: No. 514-515, Hulin Road, Tianhe District, Guangzhou, China.
Sparkling Machinery Co.,Ltd
sparkling_machinery
Whatsapp: +8613609010879