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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.
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.
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).
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.
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.
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:
Low Hydraulic Oil Level/Contamination: Air in the system or severely contaminated oil.
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).
Faulty Valve or Coil: Malfunction in the hydraulic control valve (64586468) or its solenoid coil (55044056, 55194637).
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.
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.
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)
Sandvik 78401274 Seal, Hugeminer Sandvik Parts, OEM replacement Sandvik seal kit, Factory direct mining equipment parts, Sandvik underground loader seals, High quality hydraulic cylinder seal kit, Epiroc rock drill seal kit, Cummins engine filter alternative, Carterpillar OEM replacement parts, Sandvik LHD spare parts China, 78401274 seal ring, Sandvik Drill Rigs seals, Source manufacturer mining parts, Deutz engine spare parts export, Volvo haul truck components, Mining equipment service kit, Montabert hydraulic breaker seal, Sandvik 2835380 seal, Hydraulic seals for heavy machinery, Original replacement Sandvik 78401274.
| Part Number(s) | Brand | English Product Name |
|---|---|---|
| 78401274, 78401274 | Sandvik | Seal |
| BG01458551, BG01458551 | Sandvik (OEM) | Fuel Filter |
| C120004344, C120004344 | Sandvik (OEM) | Pin/Bolt |
| C120004346, C120004346 | Sandvik (OEM) | Washer |
| C120004348, C120004348 | Sandvik (OEM) | Nut |
| C190000938, C190000938 | Sandvik (OEM) | Fitting/Seal |
| C190001118, C190001118 | Sandvik (OEM) | Hose Assy |
| C190001119, C190001119 | Sandvik (OEM) | Hose Assy |
| 4101728, 4101728 | Sandvik | Clamp/Fixture |
| 18FDLX-PLUG, 18FDLXPLUG | Gates | 18FDLX-12MJ M26X1.5 Female DIN Swivel Light to 3/4" Male JIC |
| 18MDL-12MG, 18MDL12MG | Gates | Hydraulic Hose Adapter |
| 157B3171, 157B3171 | Danfoss | PVEH Valve Actuator |
| 157B4228, 157B4228 | Danfoss | PVEA Valve Actuator |
| 157B7001, 157B7001 | Danfoss | PVEH Valve Actuator |
| 462527, 462527 | Sandvik | O-Ring |
| 650960, 650960 | Sandvik | Washer |
| 689390, 689390 | Sandvik | Seal/Gasket |
| 703390, 703390 | Sandvik | Hex Nut |
| 847660, 847660 | Sandvik | Snap Ring |
| 864670, 864670 | Sandvik | Shim |
| 1183574, 1183574 | Deutz | Fuel Filter |
| 2798720, 2798720 | Sandvik | Pin |
| 2835380, 2835380 | Sandvik | Seal |
| 2847330, 2847330 | Sandvik | Wiper |
| 2869860, 2869860 | Sandvik | O-Ring |
| 2943590, 2943590 | Sandvik | Screw |
| 4004131, 4004131 | Sandvik | Screw |
| 4515665, 4515665 | Deutz | Oil Filter |
| 4699978, 4699978 | Sandvik | Cover/Plug |
| 4700661, 4700661 | Sandvik | Bearing |
| 4700692, 4700692 | Sandvik | Bearing |
| 4900150, 4900150 | Sandvik | Grease Nipple |
| 5600001, 5600001 | Sandvik | Washer |
| 6568119, 6568119 | Sandvik | Seal |
| 6714852, 6714852 | Sandvik | Pin |
| 15025908, 15025908 | Sandvik | Bushing |
| 15252438, 15252438 | Sandvik | Bolt |
| 15411568, 15411568 | Sandvik | Bushing |
| 15422348, 15422348 | Sandvik | Wear Pad |
| 20467658, 20467658 | Sandvik | Pin |
| 20467788, 20467788 | Sandvik | Washer |
| 26474208, 26474208 | Sandvik | Adapter |
| 45585250, 45585250 | Sandvik | Seal Kit (Cylinder Repair Kit) |
| 45585260, 45585260 | Sandvik | Seal Kit |
| 45585270, 45585270 | Sandvik | Seal Kit |
| 52882347, 52882347 | Sandvik | Sensor |
| 55025815, 55025815 | Sandvik | Plate/Cover |
| 55032934, 55032934 | Sandvik | Seal Repair Kit |
| 55035050, 55035050 | Sandvik | Repair Kit |
| 55035604, 55035604 | Sandvik | Oil Seal |
| 55041354, 55041354 | Sandvik | Seal Kit (Drill Beam Cylinder) |
| 55043779, 55043779 | Sandvik | Filter Element |
| 55044056, 55044056 | Sandvik | Solenoid Valve Coil |
| 55048734, 55048734 | Sandvik | Seal Repair Kit |
| 55059887, 55059887 | Sandvik | Seal |
| 55181309, 55181309 | Sandvik | Slide Piece |
| 55194637, 55194637 | Sandvik | Solenoid Valve |
| 55196147, 55196147 | Sandvik | Switch |
| 55201997, 55201997 | Sandvik | Seal Kit |
| 55206653, 55206653 | Sandvik | Piston Rod / Component |
| 56015263, 56015263 | Sandvik | Pin |
| 56016636, 56016636 | Sandvik | Bushing |
| 56018969, 56018969 | Sandvik | Sensor (Pressure/Temp) |
| 56030652, 56030652 | Sandvik | Seal Repair Kit (Rock Drill) |
| 56043103, 56043103 | Sandvik | Accumulator Diaphragm |
| 56046462, 56046462 | Sandvik | Cable/Harness |
| 56205328, 56205328 | Sandvik | Bolt |
| 64400895, 64400895 | Sandvik | Seal |
| 64552299, 64552299 | Sandvik | Filter |
| 64586468, 64586468 | Sandvik | Hydraulic Valve |
| 70011539, 70011539 | Sandvik | O-Ring |
| 70012330, 70012330 | Sandvik | O-Ring |
| 70212638, 70212638 | Sandvik | Screw |
| 70391084, 70391084 | Sandvik | Fitting |
| 70460801, 70460801 | Sandvik | Nut |
| 70801050, 70801050 | Sandvik | Washer |
| 78401289, 78401289 | Sandvik | Seal |
| 81773409, 81773409 | Sandvik | Bearing |
| 88334999, 88334999 | Sandvik | Maintenance Kit (Filter Service Kit) |
| 147139803, 147139803 | ZF/Bosch | Bearing/Seal |
| 550508028, 550508028 | Sandvik | Hose |
| 1301000201, 1301000201 | Epiroc | Seal |
| 1302000061, 1302000061 | Epiroc | O-Ring |
| 1403291081, 1403291081 | Epiroc | Nut |
| 3128001241, 3128001241 | Epiroc | Guide |
| 3128345040, 3128345040 | Epiroc | Seal Repair Kit |
| 3217953500, 3217953500 | Epiroc | Washer |
| 5501185800, 5501185800 | Epiroc/Svk | Hose Assy |
| 5531080000, 5531080000 | Epiroc | Washer |
| 5536272600, 5536272600 | Epiroc | Bolt |
| 5536435000, 5536435000 | Epiroc | Bolt |
| 5537152800, 5537152800 | Epiroc | Nut |
| 5542016900, 5542016900 | Epiroc | Nipple |
| 5580010697, 5580010697 | Epiroc | O-Ring |
| 5589999720, 5589999720 | Epiroc | Repair Kit |
| 9061410180, 9061410180 | Epiroc | Nut |
| 9106184722, 9106184722 | Epiroc | Accumulator/Diaphragm |
| 9261420080, 9261420080 | Epiroc | Bolt |
| AF00500660, AF00500660 | Fleetguard | Air Filter |
| AF21040465, AF21040465 | Fleetguard | Filter |
| BG00175283, BG00175283 | Sandvik (OEM) | Bolt |
| BG00323192, BG00323192 | Sandvik (OEM) | Washer |
| BG00323194, BG00323194 | Sandvik (OEM) | Washer |
| BG00326650, BG00326650 | Sandvik (OEM) | Nut |
| BG00472965, BG00472965 | Sandvik (OEM) | Fitting |
| BG00565968, BG00565968 | Sandvik (OEM) | Seal |
| BG00740919, BG00740919 | Sandvik (OEM) | Pin |
| BG01312042, BG01312042 | Sandvik (OEM) | Sensor |