Assembled Sealing Washer
Сборная уплотнительная шайба
Arandela de sellado ensamblada
The genuine Shacman X5000 Assembled Sealing Washer with OEM number 612600081911 is a precision-engineered bonded seal designed to prevent fluid leaks at critical bolted joints. This high-performance washer combines a zinc-plated steel outer ring with an integrally molded nitrile rubber sealing element. Used on engine oil drain plugs, transmission fill ports, and hydraulic manifold banjo bolts, 612600081911 ensures a leak-proof seal under extreme pressure and temperature variations. Its assembled design eliminates the need for separate copper or fiber washers, simplifying installation and reducing inventory complexity.
The bonded rubber lip compresses uniformly when torqued, conforming to flange surface irregularities and maintaining sealing force even after thermal expansion cycles. Each dimension matches Shacman’s original specifications, guaranteeing perfect fitment on X5000 trucks. Installing OEM 612600081911 eliminates weeping, drip accumulation, and the risk of low fluid levels due to seal failure. This washer is essential for oil changes, transmission service, and any repair involving pressure-containing plugs.
Tested to withstand 1,000 thermal cycles from -40°C to 150°C and 480 hours of salt spray, the 612600081911 sealing washer delivers long-term reliability in the harshest operating environments. Choose genuine Shacman quality for every drain plug and banjo bolt on your X5000.
| Parameter | Specification |
|---|---|
| OEM Part Number | 612600081911 |
| Product Name | Assembled Sealing Washer / Bonded Seal |
| Brand | Shacman (Genuine OEM) |
| Application | Shacman X5000 – Engine oil drain, transmission, hydraulic banjo bolts |
| Material – Outer Ring | Zinc-plated carbon steel (DC01 + Zn) |
| Material – Seal Element | Nitrile rubber (NBR), 70 Shore A |
| Inner Diameter | 16 mm (fits M16 bolts / plugs) |
| Outer Diameter | 24 mm |
| Thickness (uncompressed) | 2.0 mm |
| Temperature Range | -40°C to +150°C |
| Max Pressure Rating | 100 bar (1450 PSI) static |
| Torque Recommendation | 30–40 Nm (for M16 threads) |
| Corrosion Protection | 480h salt spray (ISO 9227) |
| Weight (approx.) | 9 grams |
| Standards | DIN 7603, Shacman Q/SC 648 |
The Shacman assembled sealing washer 612600081911 features an advanced bonded design: a precision-stamped steel washer integrally molded with a nitrile rubber sealing lip. This construction eliminates the need for separate gaskets or liquid sealants. The rubber lip extends slightly above the steel surface, ensuring initial compression against both the bolt head and the mating flange. Unlike flat copper or aluminum washers that rely solely on deformation, the rubber element provides active sealing even if the flange surface has minor scratches or pitting.
The steel ring prevents over-compression and extrusion under high torque. The inner diameter is precisely sized to center on the bolt shank, while the outer diameter matches the flange recess. The rubber compound is formulated to resist engine oil, diesel fuel, transmission fluid, and coolant additives without swelling or hardening. Each 612600081911 washer is 100% inspected for rubber adhesion, dimensional accuracy, and plating quality using automated vision systems.
Random samples undergo burst pressure testing to 150 bar, thermal cycle testing from -40°C to 150°C (1,000 cycles), and salt spray testing for 480 hours. The rubber-to-metal bond is verified by peel tests. These engineering choices make the 612600081911 ideal for critical applications like oil pan drain plugs, hydraulic manifold connections, and transmission fill ports.
The NBR rubber used in 612600081911 exhibits less than 20% compression set after 1,000 hours at 125°C, meaning it returns to nearly its original shape after bolt removal. This property allows the washer to maintain sealing force for multiple service intervals if not damaged. The steel ring acts as a positive stop, preventing over-torque that could extrude the rubber.
The assembled sealing washer 612600081911 is used on the engine oil drain plug, transmission drain and fill plugs, power steering banjo bolts, and fuel filter housing drain. A single failed washer can cause a slow drip that leads to low fluid levels, component wear, environmental contamination, and potential fire hazards. Unlike soft aluminum washers that must be replaced every change, the bonded design of 612600081911 maintains effectiveness for multiple service intervals when inspected.
In diesel fuel systems, the washer seals high-pressure connections up to 30 bar. The NBR rubber resists fuel swell and extraction, preventing dangerous leaks that could cause fires. For coolant circuits, the washer withstands glycol mixtures without hardening. Fleet data shows that using genuine Shacman sealing washers reduces fluid top-up frequency by 70% and eliminates drip-related customer complaints. The assembled design also prevents over-torque damage: the steel ring bottoms out against the flange at the correct compression, giving technicians positive feedback and protecting aluminum oil pan threads from stripping.
A loose or crushed sealing washer can cause catastrophic oil loss in minutes. The 612600081911 washer’s integrated rubber lip maintains sealing force even if the bolt loosens slightly from vibration. This safety margin provides early warning (small stain) before a major leak develops, allowing preventive action during routine checks.
Oil drips from drain plugs are a leading cause of environmental citations at fleet depots. The 612600081911 washer’s reliable seal prevents ground staining and regulatory violations. Its long service life reduces the frequency of washer changes, saving labor and material costs.
Installing the Shacman assembled sealing washer 612600081911 requires no special tools. Remove the old washer, clean the sealing surfaces on the bolt and flange (use a plastic scraper to avoid scratching), and position the new washer with the rubber side facing the fluid pressure (toward the bolt head or toward the flange depending on application). Torque to Shacman specification: 30-40 Nm for M16 plugs. Do not reuse a washer that shows rubber cracking, flattening, or metal deformation.
This washer is compatible with all Shacman X5000 models from 2015 onwards, including WP13, WP15, and ISM engine variants. It directly replaces original part numbers 612600081910 and 612600081912. Applications include the engine oil drain plug (M16 x 1.5), transmission drain and fill plugs, hydraulic tank drain, and power steering pump banjo bolts. Always verify the OEM marking 612600081911 before installation.
When performing an oil change, always install a new 612600081911 washer if the old one shows any sign of wear. Keep a spare in your parts kit for emergency field repairs. After installation, run the engine and inspect for leaks. The washer may be reused once if undamaged, but replacement is recommended for critical applications.
During each oil change (every 40,000-60,000 km), inspect the sealing washer for signs of hardening, surface cracks, or extrusion. If any deformation is visible, replace it immediately. A healthy washer will have a uniform rubber surface with no step wear. Also check for fluid seepage around the plug head. Proactive replacement prevents roadside leaks.
Shacman X5000 trucks operate in mining, construction, oilfields, and long-haul freight – environments where dust, mud, temperature extremes, and vibration are constant. The assembled sealing washer 612600081911 is tested to withstand high-pressure washing, road salt, and chemical spills without losing its sealing properties. The zinc plating resists red rust for years, even in salt-belt regions.
In mining dump trucks, oil pans are exposed to rock strikes and constant vibration. The steel outer ring protects the rubber from abrasion, while the rubber absorbs shock loads that would crack solid metal washers. In arctic operations, the NBR compound remains flexible at -40°C, preventing brittle failure during cold starts. The washer also resists swelling from bio-diesel blends and synthetic oils.
For highway fleets, the washer endures millions of pressure cycles as the engine heats and cools. Its fatigue life exceeds 10,000 hours, making it a reliable component for major service intervals. The phosphate coating prevents corrosion from condensation inside the oil pan. Fleets using genuine Shacman sealing washers report 80% fewer oil leak repairs compared to those using generic washers.
1. Perfect fitment: Exact inner/outer diameters match X5000 plugs and flanges. 2. Superior sealing: NBR rubber conforms to flange irregularities for zero leaks. 3. Long service life: Withstands multiple oil changes if undamaged. 4. Corrosion resistant: Zinc plating prevents thread galling and rust. 5. Full traceability: Batch-coded and supplied with material certification.
Aftermarket washers often use low-grade rubber that hardens in months or incorrect steel thickness that leads to under-torque. The genuine Shacman washer’s rubber is heat-aged and oil-tested to maintain flexibility for over 5 years. Investing in 612600081911 reduces environmental liability from oil drips, protects your fleet’s reputation, and minimizes downtime from leak repairs.
For fleet maintenance programs, standardizing on genuine Shacman sealing washers simplifies inventory (one part number for multiple applications) and ensures every technician installs a proven component. The cost of cleaning up oil spills and replacing damaged driveways far exceeds the small premium of OEM parts. Workshops using these washers report faster oil changes because they no longer struggle with crushed aluminum washers that require scraping.
Reusing old washers or using generic substitutes leads to comeback repairs for oil leaks. The 612600081911 assembled sealing washer provides reliable sealing for the life of the oil change interval, building customer trust and reducing warranty claims. Its easy installation and consistent performance save technicians time and frustration.
Shacman’s assembled sealing washer 612600081911 is produced in an IATF 16949 certified facility. The steel stamping, zinc plating, and rubber injection molding are performed under strict process controls. Rubber batches are tested for tensile strength, elongation, compression set, and fluid compatibility before production. The steel is sourced with certified material traceability.
During production, each washer is visually inspected for flash, missing rubber, or plating defects. Random samples from every batch undergo burst pressure testing to 150 bar, thermal cycle testing (-40°C to 150°C, 1,000 cycles), and salt spray testing for 480 hours. Rubber-to-metal adhesion is verified using a peel test (minimum 20 N/mm). Only washers that pass all criteria receive the OEM laser marking with part number 612600081911.
This rigorous quality system ensures every sealing washer you install performs identically to the original factory-fit component. Consistency is critical for maintaining torque specifications and preventing fluid leaks across your entire fleet.
Genuine Shacman assembled sealing washer 612600081911 is stocked by authorized distributors worldwide. Parts are supplied in sealed poly bags, 10 washers per pack, with clear labeling and batch number. Bulk boxes of 100 units are available for high-volume fleet maintenance depots and engine rebuild centers.
Expedited shipping options are available through Shacman’s regional logistics hubs in North America, Europe, Asia, Africa, and the Middle East, with typical delivery within 3-5 business days. Always purchase from certified dealers and verify the holographic authenticity label. Counterfeit washers may lack the bonded rubber (separate loose rubber ring) or use incorrect steel thickness, causing immediate leaks or thread damage.
For preventive maintenance programs, automated replenishment ensures your workshop never runs out of essential sealing washers. Keep a stock of 612600081911 on every service truck to handle oil changes, drain plug replacements, and hydraulic repairs in the field. Many fleets include this washer in their standard parts kits for routine maintenance.
The Shacman Assembled Sealing Washer 612600081911 is a small but mission-critical component that prevents oil, fuel, and coolant leaks at every threaded drain and banjo connection. Engineered from zinc-plated steel and oil-resistant NBR rubber, this genuine OEM washer ensures your X5000 stays clean, safe, and environmentally compliant. By choosing 612600081911, you eliminate drips, protect engines from low fluid damage, and reduce maintenance costs. Don’t trust your fluid systems to generic seals or reused washers – insist on genuine Shacman quality for every service interval.
