Two needles, five threads
The SF-747D-5 has its own five-thread specification row, distinct from the three- and four-thread models.
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SAFE · Industrial Sewing
SF-747D-5 Five-Thread Industrial Overlock Sewing Machine
The two-needle, five-thread SF-747D configuration, listed with a 3 mm needle gauge, 4 mm overedge width and a 6,500 rpm maximum for five-thread sewing requirements.
Machine configuration
What distinguishes SF-747D-5
Defined needle spacing
The catalogue lists a 3 mm needle gauge and a 4 mm overedge width. They describe different seam dimensions.
Differential feed adjustment
The 0.7–2 differential ratio and 0.5–3.8 mm stitch-length range are listed for this variant.
6,500 rpm maximum
Confirm the working speed, needles and thread specification against the actual production material.
Material & operation
Discuss the seam before choosing the configuration.
- Garment operations requiring a two-needle, five-thread overlock configuration.
- Seam-sample evaluation where both needle gauge and overedge width matter.
- Factory and dealer quotations comparing three-, four- and five-thread variants.
Send the model, material, seam sample or process video, quantity and delivery destination. We can then discuss the required configuration and the scope of supply.
Discuss Your ApplicationTechnical data
SF-747D-5 specifications
Source: SAFE v06 catalogue, printed page 6.
Maximum speed is a catalogue rating. Actual operating speed depends on the material and setup. Packing dimensions describe shipment packaging. Confirm the complete supplied configuration in your quotation.
View the SAFE Catalogue| Model | SF-747D-5 |
|---|---|
| Needles / threads | 2 / 5 |
| Needle system | DC×27 #9–14 |
| Needle gauge | 3 mm |
| Overedge width | 4 mm |
| Stitch length | 0.5–3.8 mm |
| Differential feed ratio | 0.7–2 |
| Presser-foot lift | 5.5 mm |
| Maximum speed | 6,500 rpm |
| Packing dimensions | 470 × 330 × 480 mm |
| Net / gross weight | 23.5 / 32 kg |
Before you choose
Questions about SF-747D-5
What distinguishes the SF-747D-5 from the SF-747D-4?
The SF-747D-5 uses five threads with a 3 mm needle gauge. The SF-747D-4 uses four threads with a 2 mm needle gauge. Both have a 6,500 rpm catalogue maximum and 4 mm overedge width.
Are needle gauge and overedge width the same?
No. They are separate measurements in the catalogue. Include the required seam dimensions or a clear seam sample with your enquiry.
How do I confirm the right machine for my fabric?
Send the material, layer stack, seam sample, needle/thread requirements and intended operation. Confirm the supplied machine setup in the quotation.
Compare configurations
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Talk to Trentzhou
Request a SF-747D-5 quotation.
Minimum order: one machine. One-year warranty, spare-parts supply and remote technical support are available.
trentzhou@millionindustry.com · WhatsApp +86 18757430046