Genuine ZF 0501.319.957 Heavy Equipment Hydraulic O-Ring
The ZF 0501.319.957 (0501319957) O-Ring is an OEM elastomeric static sealing element engineered specifically for heavy construction equipment powershift transmissions, hydraulic control blocks, axles, and drive systems manufactured by ZF Friedrichshafen AG.
Applicable Models & Driveline Applications
· CATERPILLAR (CAT): Found on an extensive array of CAT wheeled excavators, such as the M313C, M313D, M315C, M316D, M318D, M318F, and M322D series, primarily sealing axle shafts and reduction gears.
· JOHN DEERE: Specifically cataloged as a factory-direct replacement for the driveline bearings and gear setups on Deere 190DW and 220DW wheeled excavators.
· HYUNDAI / DOOSAN: Utilized heavily within the complete split-case overhaul repair kits for modern wheeled heavy diggers like the R140W, R170W, and R210W series.
Thank you for choosing SPARKLING MACHINERY.
The ZF 0501.319.957 O-ring is molded to exact cross-sectional specifications using premium elastomer compounds (such as Nitrile/NBR or Fluororubber/FKM). Engineered to perform under continuous hydraulic pressures and elevated operating temperatures, it provides an airtight and liquid-tight seal between mating surfaces within ZF heavy machinery assemblies.
The SPARKLING MACHINERY NEW 0501.319.957 GasketPhoto:

In the demanding world of heavy machinery, a single seal can be the difference between peak performance and costly downtime. SPARKLING MACHINERY presents the Genuine ZF 0501.319.957 Hydraulic O-Ring, a critical component engineered for professionals who refuse to compromise on stability and precision.
--- Why Choose the SPARKLING ZF 0501.319.957 O-Ring?
As an industry leader since 2013, SPARKLING understands that excavator hydraulic systems operate under extreme pressure and fluctuating temperatures. This genuine ZF O-ring is designed to provide an airtight, leak-proof seal for complex transmission and hydraulic assemblies.
* Superior Material Integrity: Crafted from high-grade elastomers, this O-ring resists chemical degradation from hydraulic fluids and maintains elasticity under high thermal loads.
* Precision Engineering: Manufactured to exact ZF specifications, ensuring a perfect fit that prevents pressure loss and protects sensitive internal components from contamination.
* Extreme Durability: Built for Perseverance, our seals are tested to withstand the rigorous duty cycles of brands like Caterpillar, Komatsu, and Volvo.
--- Technical Specifications
* Part Number: 0501.319.957
* Application: Heavy Equipment Hydraulic Systems / Transmission Assemblies
* Compatibility: Optimized for major excavator and construction machinery brands.
* Material: High-performance, wear-resistant synthetic rubber.
--- The SPARKLING Advantage: Trust & Reliability
At SPARKLING MACHINERY, we don't just sell parts; we provide solutions. Adhering to the highest quality control standards, we ensure every component contributes to your machine's longevity. Our global sales network and commitment to Altruism and Innovation mean you receive competitive pricing without sacrificing the professional-grade reliability your projects demand.
Minimize downtime and maximize efficiency with a partner that understands the heartbeat of your machinery.
FAQ
What are the primary signs that a ZF 0501.319.957 O-ring needs replacement?
Common indicators include slow fluid weeping around housing mating faces, a drop in hydraulic system operating pressure, or visible hardening and flattening of the O-ring during maintenance teardowns.
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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.
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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.

Sparkling Machinery Co.,Ltd
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