Hugeminer Kit di guarnizioni di ricambio originali Sandvik 78401274, 78401274 per caricatore sotterraneo Sandvik Mining LH514 e impianti di perforazione - Produttore diretto dalla fabbrica

Original Replacement Sandvik Seal Kit 78401274, 78401274 for Underground Loader LHD & Drills - Hugeminer Direct Sales

Hugeminer Original Replacement Sandvik Seal Kit 78401274, 78401274 for Sandvik Mining Underground Loader LH514 and Drill Rigs - Factory Direct Source Manufacturer

Customize and Source Your Sandvik Replacement Parts

Looking for Sandvik 78401274 Seal or other critical components for your mining fleet? We are a source manufacturer offering factory direct sales of original replacement and OEM alternative parts.            We specialize in customization and development of various spare parts, including seals, filters, pins, bolts, and more, for Sandvik Parts, Atlas Parts, Epiroc Parts, and other major mining and construction brands.            Benefit from our export business expertise and get high-quality seal kits and components directly from us, ensuring compatibility and reliability for your equipment, such as the Sandvik Underground Loader and Sandvik Drill Rigs.

Product Details: Sandvik Seal 78401274

We proudly offer the Sandvik Seal with part number 78401274, 78401274. This essential component is crucial for maintaining the integrity and performance of Sandvik Mining Equipment, especially in the demanding environment of underground loaders and drill rigs.            Our commitment to being a reliable OEM replacement supplier means you receive products that meet or exceed the specifications of the original component. We also stock related high-demand Sandvik Seal and Seal Kit part numbers including 2835380, 6568119, 55035604 (Oil Seal), 55059887, 45585250 (Seal Repair Kit), and 55041354 (Seal Kit for Boom Cylinder).

This Sandvik Seal is an original replacement part compatible with numerous Sandvik models, including LH514 Underground Loader, DT series Drill Rigs, and Toro™ TH663i. As a source manufacturer, we ensure rigorous quality control for every item.

Comprehensive Range of Sandvik and Mining Parts

Shandong Jufengyuan (Hugeminer) is a leading provider of mining equipment spare parts and heavy machinery components. Our main business focuses on Sandvik Parts, Atlas Parts, Epiroc Parts, Cummins Parts, Deutz Parts, Carterpillar Parts, Montabert Parts, Furukawa Parts, Komatsu Parts, Hitachi Parts, Volvo Parts, Liebherr Parts, Hyundai Parts, Metso Parts, Sany Parts, and XCMG Parts.            We offer thousands of original replacement parts, including Sandvik filter elements, hydraulic hose assemblies, Epiroc rock drill accessories, Danfoss PVEH valve actuators (157B3171, 157B4228, 157B7001), and Deutz engine filters (1183574, 4515665).

Long-Tail Keywords for Search Engine Optimization:

Sandvik LHD parts supplier China, Epiroc rock drilling tools replacement, Cummins engine filter alternative, Deutz engine spare parts export, Caterpillar undercarriage components, Montabert hydraulic breaker parts, Furukawa drill components, Komatsu excavator hydraulic cylinders, Hitachi mining shovel parts, Volvo haul truck final drive, Liebherr mining equipment components, Hyundai wheel loader seals, Metso crusher wear parts, Sany heavy machinery spares, XCMG construction equipment filters, high quality seal kit for Sandvik cylinder, original replacement Sandvik seals, mining equipment service kit, underground mining spare parts, heavy machinery OEM replacement parts.

Technical Knowledge: Understanding Seals and Sealing Technology

The main function of a Seal (such as 78401274) in heavy machinery is to prevent fluid (oil, grease, water) leakage and exclude contaminants (dirt, dust, moisture) from entering critical components like hydraulic cylinders, gearboxes, and bearings. Hydraulic seals, like those found in Sandvik Seal Kits (45585250, 55041354), are vital for maintaining the high pressure necessary for hydraulic system operation. Types include:

  • O-Rings: Simple, versatile seals often used for static applications (e.g., 462527, 70011539).

  • Rod Seals: Prevent leakage of hydraulic fluid past the piston rod.

  • Piston Seals: Prevent fluid flow across the piston.

  • Wipers (Dust Seals): Prevent dirt and moisture from entering the cylinder (e.g., 2847330).

  • Oil Seals (Lip Seals): Used to seal rotary elements (e.g., 55035604).

Choosing the correct Seal material (e.g., NBR, FKM, PTFE) is essential for chemical and temperature compatibility in specific mining applications. High-quality seals, like the Sandvik 78401274, are engineered for high-wear resistance and long service life, reducing equipment downtime.

Troubleshooting: Sandvik LH514 Underground Loader Hydraulic System Issue

Fault: Slow or Jerky Boom/Bucket Movement on Sandvik LH514 LHD

Equipment Model: Sandvik LH514 Underground Loader                
Symptom: The boom lifting or bucket tipping is slow, erratic, or "jerky," even with the engine running at high RPM. This often indicates a problem with the hydraulic system's pressure, flow, or internal component sealing.                
Possible Causes:

  1. Low Hydraulic Oil Level/Contamination: Air in the system or severely contaminated oil.

  2. Cylinder Internal Leakage: Worn or damaged Piston Seals or Rod Seals within the hydraulic cylinders (e.g., those found in 45585250 or 55041354 seal kits).

  3. Faulty Valve or Coil: Malfunction in the hydraulic control valve (64586468) or its solenoid coil (55044056, 55194637).

  4. Clogged Filter: Heavily restricted hydraulic return or suction filter (55043779, 64552299, AF21040465).

Troubleshooting/Resolution:

  • Check Oil: Inspect the hydraulic oil level and condition. Top up or replace if necessary. Bleed air from the system.

  • Pressure Test: Use a hydraulic pressure gauge (YN60BFZ) to check the main relief and pilot pressures. Low pressure suggests pump wear or a severe internal leak.

  • Cylinder Inspection: If external leakage is visible, replace the corresponding seal kit. If no external leak but internal drift is suspected, the cylinder needs disassembly and new internal seals (like the Sandvik Seal components).

  • Valve/Electrical Check: Test the resistance of solenoid coils. Check for pilot pressure at the main valve. Replace faulty coils or valves as needed.

Our Business Scope: Shandong Jufengyuan (Hugeminer)

Shandong Jufengyuan Machinery Co., Ltd. (Hugeminer) is your dedicated global trading partner and source factory for heavy mining and construction equipment spare parts.            We offer original replacement and premium alternative solutions for all major brands, providing factory direct pricing and export service worldwide.            Our extensive inventory includes Sandvik Parts, Epiroc Parts, Caterpillar Parts, Cummins Parts, and more, focusing on hydraulic, engine, drilling, and undercarriage components.            We are committed to delivering high-quality seal kits, filters, pins, bushings (15025908, 56016636), bearings (4700661, 81773409), and specialized components.

Essential Related Sandvik and Mining Part Numbers

Below is a selection of related components we supply, including various Sandvik Seals, O-Rings, Fasteners, and Repair Kits:

  • 2835380, 2835380 (Sandvik Seal Ring)

  • 2847330, 2847330 (Sandvik Wiper)

  • 2869860, 2869860 (Sandvik O-Ring)

  • 6568119, 6568119 (Sandvik Seal Ring)

  • 55059887, 55059887 (Sandvik Seal)

  • 70011539, 70011539 (Sandvik O-Ring)

  • 55032934, 55032934 (Sandvik Seal Repair Kit)

  • 78401289, 78401289 (Sandvik Seal)

  • 1301000201, 1301000201 (Epiroc Seal)

  • 3128345040, 3128345040 (Epiroc Seal Repair Kit)

  • BG00565968, BG00565968 (Sandvik OEM Seal)

Keyword List for Search Optimization (20 Items)

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English Translation of Product Titles (With Part Numbers)

Part Number(s)BrandEnglish Product Name
78401274, 78401274SandvikSeal
BG01458551, BG01458551Sandvik (OEM)Fuel Filter
C120004344, C120004344Sandvik (OEM)Pin/Bolt
C120004346, C120004346Sandvik (OEM)Washer
C120004348, C120004348Sandvik (OEM)Nut
C190000938, C190000938Sandvik (OEM)Fitting/Seal
C190001118, C190001118Sandvik (OEM)Hose Assy
C190001119, C190001119Sandvik (OEM)Hose Assy
4101728, 4101728SandvikClamp/Fixture
18FDLX-PLUG, 18FDLXPLUGGates18FDLX-12MJ M26X1.5 Female DIN Swivel Light to 3/4" Male JIC
18MDL-12MG, 18MDL12MGGatesHydraulic Hose Adapter
157B3171, 157B3171DanfossPVEH Valve Actuator
157B4228, 157B4228DanfossPVEA Valve Actuator
157B7001, 157B7001DanfossPVEH Valve Actuator
462527, 462527SandvikO-Ring
650960, 650960SandvikWasher
689390, 689390SandvikSeal/Gasket
703390, 703390SandvikHex Nut
847660, 847660SandvikSnap Ring
864670, 864670SandvikShim
1183574, 1183574DeutzFuel Filter
2798720, 2798720SandvikPin
2835380, 2835380SandvikSeal
2847330, 2847330SandvikWiper
2869860, 2869860SandvikO-Ring
2943590, 2943590SandvikScrew
4004131, 4004131SandvikScrew
4515665, 4515665DeutzOil Filter
4699978, 4699978SandvikCover/Plug
4700661, 4700661SandvikBearing
4700692, 4700692SandvikBearing
4900150, 4900150SandvikGrease Nipple
5600001, 5600001SandvikWasher
6568119, 6568119SandvikSeal
6714852, 6714852SandvikPin
15025908, 15025908SandvikBushing
15252438, 15252438SandvikBolt
15411568, 15411568SandvikBushing
15422348, 15422348SandvikWear Pad
20467658, 20467658SandvikPin
20467788, 20467788SandvikWasher
26474208, 26474208SandvikAdapter
45585250, 45585250SandvikSeal Kit (Cylinder Repair Kit)
45585260, 45585260SandvikSeal Kit
45585270, 45585270SandvikSeal Kit
52882347, 52882347SandvikSensor
55025815, 55025815SandvikPlate/Cover
55032934, 55032934SandvikSeal Repair Kit
55035050, 55035050SandvikRepair Kit
55035604, 55035604SandvikOil Seal
55041354, 55041354SandvikSeal Kit (Drill Beam Cylinder)
55043779, 55043779SandvikFilter Element
55044056, 55044056SandvikSolenoid Valve Coil
55048734, 55048734SandvikSeal Repair Kit
55059887, 55059887SandvikSeal
55181309, 55181309SandvikSlide Piece
55194637, 55194637SandvikSolenoid Valve
55196147, 55196147SandvikSwitch
55201997, 55201997SandvikSeal Kit
55206653, 55206653SandvikPiston Rod / Component
56015263, 56015263SandvikPin
56016636, 56016636SandvikBushing
56018969, 56018969SandvikSensor (Pressure/Temp)
56030652, 56030652SandvikSeal Repair Kit (Rock Drill)
56043103, 56043103SandvikAccumulator Diaphragm
56046462, 56046462SandvikCable/Harness
56205328, 56205328SandvikBolt
64400895, 64400895SandvikSeal
64552299, 64552299SandvikFilter
64586468, 64586468SandvikHydraulic Valve
70011539, 70011539SandvikO-Ring
70012330, 70012330SandvikO-Ring
70212638, 70212638SandvikScrew
70391084, 70391084SandvikFitting
70460801, 70460801SandvikNut
70801050, 70801050SandvikWasher
78401289, 78401289SandvikSeal
81773409, 81773409SandvikBearing
88334999, 88334999SandvikMaintenance Kit (Filter Service Kit)
147139803, 147139803ZF/BoschBearing/Seal
550508028, 550508028SandvikHose
1301000201, 1301000201EpirocSeal
1302000061, 1302000061EpirocO-Ring
1403291081, 1403291081EpirocNut
3128001241, 3128001241EpirocGuide
3128345040, 3128345040EpirocSeal Repair Kit
3217953500, 3217953500EpirocWasher
5501185800, 5501185800Epiroc/SvkHose Assy
5531080000, 5531080000EpirocWasher
5536272600, 5536272600EpirocBolt
5536435000, 5536435000EpirocBolt
5537152800, 5537152800EpirocNut
5542016900, 5542016900EpirocNipple
5580010697, 5580010697EpirocO-Ring
5589999720, 5589999720EpirocRepair Kit
9061410180, 9061410180EpirocNut
9106184722, 9106184722EpirocAccumulator/Diaphragm
9261420080, 9261420080EpirocBolt
AF00500660, AF00500660FleetguardAir Filter
AF21040465, AF21040465FleetguardFilter
BG00175283, BG00175283Sandvik (OEM)Bolt
BG00323192, BG00323192Sandvik (OEM)Washer
BG00323194, BG00323194Sandvik (OEM)Washer
BG00326650, BG00326650Sandvik (OEM)Nut
BG00472965, BG00472965Sandvik (OEM)Fitting
BG00565968, BG00565968Sandvik (OEM)Seal
BG00740919, BG00740919Sandvik (OEM)Pin
BG01312042, BG01312042Sandvik (OEM)Sensor
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