125 FLE-PA
BoWex 125 FLE-PA Coupling
BoWex® 125 FLE-PA Coupling – OEM KTR Flange for High-Torque Diesel Drives
The BoWex® 125 FLE-PA is the largest model in KTR’s FLE-PA flange coupling series, designed to handle high-torque diesel engine to hydraulic pump connections in heavy-duty industrial and mobile equipment. Manufactured by KTR-Kupplungstechnik and marked with the original inscription BoWex® 125 FLE-PA | >PA6-GF25< | D-4440 Rheine, this coupling offers a rugged, maintenance-free solution for powertrain applications requiring axial compactness and high transmission reliability.
✅ Technical Highlights:
- OEM coupling with 54 internal teeth
- Flange typically sized for SAE 18 or custom large-diameter flywheels
- Made from glass fiber-reinforced polyamide (PA6-GF25)
- Torsionally rigid, dry-running design – no lubrication required
- Withstands angular and axial misalignment under load
- Ideal for mining equipment, marine auxiliaries, large powerpacks, and stationary pumps or compressors
🧩 Field Identification:
When replacing a damaged or aged flange, look for:
- Printed marking: BoWex® 125 FLE-PA
- Manufacturer: KTR-Kupplungstechnik
- Material code: >PA6-GF25<
- Location: D-4440 Rheine
- Internal tooth count: 54 teeth
If the marking is missing, count the internal teeth and measure the flange diameter or bolt pattern. You can also check the matching spline hub for identification.
📘 Use our BoWex FLE-PA identification guide to confirm your size before ordering.
📦 We supply 100% original BoWex® 125 FLE-PA flanges, spline hubs, and screw sets from KTR OEM stock. Global delivery and technical assistance available.
📩 Need help after a breakdown? Send us a photo, part markings, or tooth count — we’ll match the correct coupling and ship fast.