Travel motor · 5–6 t class
Travel drive assembly — swash plate piston motor + two-stage planetary reducer
FDNB08 is a travel motor assembly in the FLUTEK catalogue, Travel drive assembly — swash plate piston motor + two-stage planetary reducer. It is supplied as a complete unit rather than as loose parts, with the control variant matched to the machine. Fitment is confirmed from the machine model and the nameplate before dispatch, and the unit ships from Guangzhou as a compatible-brand replacement.
Technical drawings & model references ↓
Fast reply within 12 working hours · English / Русский / العربية / Français · Photo of your nameplate speeds up identification.
Photo: our own unit photo. Structure drawing: FRANK English sample catalogue, page 60.
Coverage: FDNB08 / 12 and FTD26 / 45 / 48 / 70 / 80 / 100 / 180
Series reference: dimensions, controls and performance depend on the complete configuration. Confirm the model row in the illustrated reference before ordering.
Ask about Travel devices & motors
Coverage: FDNB08F-53-43/22-23-06
Match the complete assembly code before using the numbered parts list. Similar family names do not establish interchangeability.
Ask about FDNB08 parts book
| Application class | 5–6 t excavator |
|---|---|
| Max flow | 57.8 L/min |
| Relief valve set pressure | 21.6 MPa |
| Motor displacement | 43.1 cm³ (max. 54.9), speed-2: 22.3 cm³ |
| Gear ratio | 53.706 |
| Theoretical output speed | 25.9 / 50.1 min⁻¹ (speed 1 / 2) |
| Theoretical output torque | 7,946.7 / 4,111.7 N·m (speed 1 / 2) |
Buying against a number from a dismantled machine or an old invoice? Send it to us — we map it to the correct unit.
One-piece trial orders are accepted at the normal selling price. Minimum order: 1 piece.
For items in stock, dispatch is arranged immediately after full payment is received. Out-of-stock items require factory production; the production schedule is confirmed with your order. Dispatch follows completion of production and receipt of full payment. Dispatch timing is separate from transit time. Product quotations exclude freight; shipping is quoted separately.
If a problem is found during installation and confirmed to be caused by the product itself, the product can be replaced. Damage caused by external factors, including accidental impact during installation or contaminated hydraulic oil, is not covered. Contact us with the model, nameplate and details of the issue for assessment.
See the order and installation-support terms below. Freight is excluded from the product price and quoted separately. Production scheduling and the complete configuration are confirmed with your order.
Model and quantity are pre-filled. Add your machine, destination port and contact details — we reply with price, lead time and shipping options.
Specifications on this page are taken from the FLUTEK English catalogue dated 2024-11-25 and match the pumps and swing units we ship as China general agent. Machine fitment lists are cross-checked against our parts books before dispatch — send us your machine and pump nameplate and we confirm the correct shaft and control variant.
Reference data for selection purposes. Please confirm the exact shaft, regulator and control variant with our team before ordering.
The diagnosis guides below start from the symptom, list the checks in the order a workshop should work through them, and say which parts usually solve it. Full index: diagnosis guides.
Oil, filtration and the system as a whole
In high ambient temperatures the hydraulic system runs near its thermal limits.
Oil, filtration and the system as a whole
The decision follows measurable evidence, not the age of the machine.
Boom, arm and cylinder functions
Drift is a leakage question. These checks tell you whether oil is passing the piston seal, the control spool or the holding valve…
Oil, filtration and the system as a whole
Over-temperature thins the oil and shortens seal life, so every function weakens.
Oil, filtration and the system as a whole
Foam means air, milkiness means water, and both destroy the lubrication film.
Valve and pilot control
A spool that sticks when cold, or grabs in one position, is telling you about oil cleanliness, varnish or bore damage.
Catalogue lines from the same families. Search the full library by part number from the parts library.
Our fitment list for the FDNB08 covers 5–6 t excavators. Fitment is a starting point: send the nameplate photo of the unit on your machine and we confirm the control suffix (DT / DTP / DTH) before you order.
FRANK primarily supplies FLUTEK products and also offers other brands. Contact us to confirm the exact brand and configuration before ordering. Machine brand names describe applications and do not by themselves confirm fitment.
Price is quoted per order: send the model, quantity and destination port and we will prepare a product quotation; freight is not included and is quoted separately. Single pieces are welcome, and dispatch is from Guangzhou by express, air or sea.
Model codes listed together identify related catalogue entries, not automatically interchangeable or superseded units. Confirm the full suffix, shaft, regulator, control and mounting details against the installed unit before choosing a replacement.