• Part No.: 86778610
• Part Weight:
• Product Name: Threaded axle (Hydraulic Rock Drill Threaded Axle)
• Applicable Eqpt: Montabert HC28 Hydraulic Rock Drill/Drifter
• Replacement: Replace when thread wear >0.05mm (long-term use)
• Core Advantages: Genuine OEM, Short Delivery, Competitive Price
• Key Function: Transmits torque between gearbox and drive components, with threaded ends for secure fastening
The Threaded axle 86778610 transfers torque in HC28 Hydraulic Rock Drills. Generic axles (mild steel) have thread wear >0.1mm in 1500h; this OEM axle is 42CrMo, heat-treated to HRC 40-45, thread wear ≤0.04mm in 3000h. Its coaxiality (±0.003mm) reduces gear wear.
| Model | Part No. | Description | Weight/Kg | Qty. | Unit | Replacement Part No. | |||
|---|---|---|---|---|---|---|---|---|---|
| HC28 | 86780483 | 200 hours Service kits | 1 | pcs | |||||
| HC28 | 86780491 | 400 hours Service kits | 1 | pcs | |||||
| HC28 | 86780509 | 800 hours Service kits | 1 | pcs | |||||
| HC28 | 86780517 | 1600 hours Service kits | 1 | pcs | |||||
| HC28 | 86780525 | 3200 hours Service kits | 1 | pcs | |||||
| HC28 | 86778503 | Flushing nozzle | 1 | pcs | |||||
| HC28 | 86747979 | Ring | 1 | pcs | |||||
| HC28 | 86772241 | Snap ring | 1 | pcs | |||||
| HC28 | 86809365 | Packing | 1 | pcs | |||||
| HC28 | 86235355 | O_ring | 2 | pcs | |||||
| HC28 | 86778560 | Retainer socket | 1 | pcs | |||||
| HC28 | 86778545 | Flushing ring | 1 | pcs | |||||
| HC28 | 86778651 | Snap ring | 1 | pcs | |||||
| HC28 | 86778644 | Shank protection | 1 | pcs | |||||
| HC28 | 86331766 | Adapter | 1 | pcs | |||||
| HC28 | 86263233 | Plug | 1 | pcs | |||||
| HC28 | 86726734 | Seal kit | 1 | pcs | |||||
| HC28 | 86392669 | Plug | 1 | pcs | |||||
| HC28 | 86778446 | Carter | 1 | pcs | |||||
| HC28 | 86778511 | Cover | 1 | pcs | |||||
| HC28 | 86778693 | Seal | 1 | pcs | |||||
| HC28 | 86255700 | O'ring | 1 | pcs | |||||
| HC28 | 86778586 | Ring | 1 | pcs | |||||
| HC28 | 86778594 | Drive component | 1 | pcs | |||||
| HC28 | 86778578 | Ring | 1 | pcs | |||||
| HC28 | 86778529 | Splined nut | 1 | pcs | |||||
| HC28 | 86778701 | Seal | 1 | pcs | |||||
| HC28 | 86793452 | Shank stop incl.: | 1 | pcs | |||||
| HC28 | 86611662 | Seal | 1 | pcs | |||||
| HC28 | 86778453 | Cylinder | 1 | pcs | |||||
| HC28 | 86729332 | Drive component | 1 | pcs | |||||
| HC28 | 86778719 | Seal | 1 | pcs | |||||
| HC28 | 86270618 | Adapter | 3 | pcs | |||||
| HC28 | 86263233 | Plug | 3 | pcs | |||||
| HC28 | 86392669 | Plug | 3 | pcs | |||||
| HC28 | 86492048 | Screw | 4 | pcs | |||||
| HC28 | 86796299 | Seals package | 1 | pcs | |||||
| HC28 | 101062720 | Cover | 1 | pcs | |||||
| HC28 | 86753852 | Diaphragm kit | 1 | pcs | |||||
| HC28 | 86600632 | Valve | 1 | pcs | |||||
| HC28 | 86580966 | Threaded plug | 1 | pcs | |||||
| HC28 | 86746575 | special screw | 10 | pcs | |||||
| HC28 | 86655214 | O_ring | 1 | pcs | |||||
| HC28 | 86221595 | Drive component | 1 | pcs | |||||
| HC28 | 86715489 | Upper cylinder | 1 | pcs | |||||
| HC28 | 101050719 | Pin | 1 | pcs | |||||
| HC28 | 86778461 | Strike piston | 1 | pcs | |||||
| HC28 | 86715422 | Distributor | 1 | pcs | |||||
| HC28 | 86715448 | Push rod | 1 | pcs | |||||
| HC28 | 86778495 | Piston cover | 1 | pcs | |||||
| HC28 | 86778487 | Cover | 1 | pcs | |||||
| HC28 | 86420098 | O_ring | 1 | pcs | |||||
| HC28 | 86326618 | O_ring | 1 | pcs | |||||
| HC28 | 86668860 | Roller thrust | 1 | pcs | |||||
| HC28 | 86668886 | Ring | 1 | pcs | |||||
| HC28 | 86712403 | Ring | 1 | pcs | |||||
| HC28 | 86684263 | Seal | 1 | pcs | |||||
| HC28 | 95687497 | socket head screw | 8 | pcs | |||||
| HC28 | 86778628 | Plug | 1 | pcs | |||||
| HC28 | 86785946 | O_ring | 1 | pcs | |||||
| HC28 | 86793338 | Adapter | 1 | pcs | |||||
| HC28 | 86656410 | O_ring | 1 | pcs | |||||
| HC28 | 86233574 | Plug | 1 | pcs | |||||
| HC28 | 86392669 | Plug | 1 | pcs | |||||
| HC28 | 86718004 | Hydraulic motor | 1 | pcs | |||||
| HC28 | 86238201 | O_ring | 1 | pcs | |||||
| HC28 | 96709274 | socket head screw | 1 | pcs | |||||
| HC28 | 86778602 | Flange | 1 | pcs | |||||
| HC28 | 86778610 | Threaded axle | 1 | pcs | |||||
| HC28 | 86587995 | O_ring | 1 | pcs | |||||
| HC28 | 86266301 | Adapter | 1 | pcs | |||||
| HC28 | 86247723 | Plug | 1 | pcs | |||||
| HC28 | 86796299 | Seals package | 1 | pcs | |||||
| HC28 | 86488475 | Plastic plug | 1 | pcs | |||||
| HC28 | 86793437 | Control gauge kit | 1 | pcs |
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