ranroswang@hksparkling.com 
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21D-60-14160 Hydraulic Seal Kit for Komatsu PC75-1, PC75R-2, PC95-1, PC110R-1
Function: To seal high-pressure hydraulic fluid and prevent internal or external leaks during the rotation of the machine.
Compatible Komatsu Models:
This seal kit is widely used in Komatsu’s mini and midi excavator series, specifically:
· PC75 Series: PC75-1, PC75R-2, PC75R-2HD
· PC95 Series: PC95-1, PC95R-2
· PC110 Series: PC110R-1
Thank you for choosing SPARKLING MACHINERY, your trusted supplier of Komatsu mini excavator hydraulic parts. The 21D-60-14160 seal kit is a cost-effective solution to fix leaking swivel joints on PC75/95/110R series. Made from high-grade polyurethane and rubber, it delivers excellent sealing performance, wear resistance, and long service life. Ideal for OEM replacement or field repair, it restores machine efficiency and prevents costly downtime.
The SPARKLING MACHINERY NEW 200150328 21D-60-14160 Seal Kit Photo:
Why Choose the SPARKLING 200150328 21D-60-14160 Seal Kit ?
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- High-Grade Materials: Manufactured from premium Nitrile (NBR) and Polyurethane (PU) to withstand high pressure and fluctuating temperatures.
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- Precision Fit: Specifically designed for the 21D-60 series hydraulic components, ensuring a zero-leakage seal.
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- Wear Resistance: Excellent friction properties reduce heat buildup and extend the service life of the cylinder rod and piston.
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- Comprehensive Set: Includes all critical sealing elements to perform a professional-grade rebuild in one package.
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Common Maintenance Parts for Komatsu Utility Series
When performing a hydraulic overhaul, it is recommended to check these related maintenance items for the PC75/PC95/PC110 series:
| Part Name | Komatsu Part Number | Application |
| Hydraulic Seal Kit | 21D-60-14160 | Cylinder/Swivel Repair |
| Engine Oil Filter | 600-211-2110 | Engine Lubrication |
| Fuel Filter | 600-311-8293 | Fuel System Protection |
| Hydraulic Return Filter | 201-60-71110 | Hydraulic Tank Maintenance |
| Air Filter (Outer) | 600-181-6740 | Engine Air Intake |
Q&A Section
Q1: Which cylinder does the 21D-60-14160 kit fit?
A: This part number is most commonly associated with the swivel joint (center joint) or specific boom/arm cylinders on the PC75R and PC110R series. Always verify your machine's serial number for the exact cylinder application.
Q2: Can I use this kit for the PC75UU series?
A: While some components overlap, the PC75UU often uses different hydraulic configurations. Please check your specific parts manual to ensure 21D-60-14160 is the correct match for the UU variant.
Q3: How do I identify a failing seal kit?
A: Look for "creeping" (where the arm or boom drops slowly under load), visible oil leaking from the cylinder rod, or hydraulic fluid mixing at the center joint (swivel joint).
About SPARKLING MACHINERY:
- Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.
Get In Touch:
- Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.
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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
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Whatsapp: +8613609010879