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MAKISHINKO JA Screw Jack – Trapezoid Screw, Self-Locking (2 – 1,250 kN)
- 16 standard capacities from 2 kN to 1,250 kN (built up to 2,000 kN)
- Self-locking – safe, prevents load drop
- Oil-bath gear unit (size 002, 025 and up) for higher speed and easy maintenance
- Authorized MAKISHINKO distributor in Vietnam – price on request
The MAKISHINKO JA screw jack combines worm gearing with a 30° trapezoid lifting screw. Turning the input shaft rotates the worm wheel (nut), converting it into screw thrust. The self-locking design holds the load even on power failure and suits heavy loads. Stainless version JAS (25 – 100 kN) on request.
FEYANA is the authorized distributor of MAKISHINKO in Vietnam, supplying MAKISHINKO worm reducers, geared motors, screw jacks and automated storage systems with model selection support.
Key features
- 16 standard capacities from 2 kN to 1,250 kN (built up to 2,000 kN)
- Self-locking – safe, prevents load drop
- Oil-bath gear unit (size 002, 025 and up) for higher speed and easy maintenance
- Screw end options: clevis (C), screw (S), flange (F), plain (P)
- Large input shaft for synchronised multi-jack systems
Main specifications
| Item | Specification |
|---|---|
| Sizes (rated load, kN) | 002, 005, 010, 025, 050, 075, 100, 150, 200, 250, 300, 400, 500, 750, 1000, 1250 |
| Ratios H / L | 6 / 18 (sizes 002 – 010) … 10.33 / 31 (size 1250) |
| Max input speed | 1,800 rpm (size 750: 1,200; 1000 – 1250: 900) |
| Max stroke | up to 5,000 mm depending on size (without stopper) |
| Standard stroke | 50 – 500 mm (50 mm steps), above 500 up to 1,000 mm (100 mm steps); longer on request |
| Housing | aluminium (small sizes), ductile iron FCD450 (sizes 025 – 075), cast steel (100 and up) |
| Worm wheel | special aluminium bronze; tapered roller bearings, self-aligning bearings on large sizes |
| Options | Options: bellows, screw stopper, motor / geared motor, bevel gear box, counter switch, cam switch, encoder, electronic counter, trunnion bracket |
Model code
JA 025 U C1 H 100 C J K … – type / size / direction (U) / arrangement / ratio H-L / stroke / screw end / bellows / whirl stop
Selection & quotation
Data summarised from MAKISHINKO catalogs and subject to change by the manufacturer. Send us your load, speed, ratio, mounting and duty conditions and FEYANA will recommend a suitable model. Price: on request.
Model selection & quotation: Zalo/Hotline +84 988 641 591 · WhatsApp +84 988 641 591 · Email sales.00@feyana.com
FAQ
Is FEYANA an authorized MAKISHINKO distributor?
Yes. FEYANA is the authorized distributor of MAKISHINKO (Japan) in Vietnam.
What data is needed to select the MAKISHINKO JA Screw Jack?
Load or torque, speeds, ratio or stroke, mounting and duty conditions. FEYANA recommends a model based on MAKISHINKO catalogs.
What is the price?
Prices depend on model and configuration and are quoted on request: sales.00@feyana.com or WhatsApp +84 988 641 591.
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