Illustrative drawing. Actual product is confirmed to your specification at quotation.
Sprockets
Plate Sprockets
Plate sprockets are cut from steel plate with a bore, sometimes a keyway. They suit light-duty drives, idle positions and fabricated assemblies where the sprocket is welded or bolted to a hub or disc.
- Cut from steel plate
- Stock bore or made to order
- For ANSI and ISO chain
Specifications
- Material
- Mild steel (C45)Cast iron
- Type
- Plate
- Size / section / duty
- Up to 12.7 mm pitch15.875 to 25.4 mm pitch31.75 to 50.8 mm pitch
- Standards
- ANSI B29.1ISO 606
Exact sizes, brands and availability are confirmed at quotation. Send the code or a photo of the old part.
Applications
- Light-duty chain drives
- Weld-on or bolt-on fabricated wheels
- Conveyor idle and tail positions
- Agricultural and general machinery
Technical reference
Sprocket pitch diameter by number of teeth
| Teeth | 12.7 mm pitch | 15.875 mm pitch | 19.05 mm pitch | 25.4 mm pitch |
|---|---|---|---|---|
| 13 | 53.1 | 66.3 | 79.6 | 106.1 |
| 15 | 61.1 | 76.4 | 91.6 | 122.2 |
| 17 | 69.1 | 86.4 | 103.7 | 138.2 |
| 19 | 77.2 | 96.4 | 115.7 | 154.3 |
| 21 | 85.2 | 106.5 | 127.8 | 170.4 |
| 23 | 93.3 | 116.6 | 139.9 | 186.5 |
| 25 | 101.3 | 126.7 | 152 | 202.7 |
| 30 | 121.5 | 151.9 | 182.2 | 243 |
| 38 | 153.8 | 192.2 | 230.7 | 307.6 |
Calculated from the standard formula PD = pitch / sin(180° / teeth). Shown for 12.7, 15.875, 19.05 and 25.4 mm pitch chains (ANSI 40, 50, 60, 80 / ISO 08B, 10B, 12B, 16B). Values in mm.
ANSI roller chain dimensions (ANSI B29.1 / ASME)
| ANSI No. | Pitch (in) | Pitch (mm) | Roller diameter (mm) | Inner width (mm) |
|---|---|---|---|---|
| 25 | 1/4 | 6.35 | 3.30 | 3.18 |
| 35 | 3/8 | 9.525 | 5.08 | 4.77 |
| 40 | 1/2 | 12.7 | 7.92 | 7.85 |
| 50 | 5/8 | 15.875 | 10.16 | 9.40 |
| 60 | 3/4 | 19.05 | 11.91 | 12.57 |
| 80 | 1 | 25.4 | 15.88 | 15.75 |
| 100 | 1 1/4 | 31.75 | 19.05 | 18.90 |
| 120 | 1 1/2 | 38.1 | 22.23 | 25.22 |
| 140 | 1 3/4 | 44.45 | 25.40 | 25.22 |
| 160 | 2 | 50.8 | 28.58 | 31.55 |
Single-strand dimensions. Multi-strand chains have the same pitch with a strand spacing. Tensile strength varies by maker and is confirmed at quotation.
Request a quote for Plate Sprockets
Give us the code, size, brand and quantity, or a photo of the old part. We reply within one business day.
Common questions
- Which sizes of plate sprockets do you supply?
- We supply plate sprockets across the size range (Up to 12.7 mm pitch, 15.875 to 25.4 mm pitch, 31.75 to 50.8 mm pitch). Send the code, dimensions or a photo of the old part and we confirm the match, availability and lead time at quotation.
- Which standards apply to plate sprockets?
- Common standards are ANSI B29.1, ISO 606. Tell us the standard you need and we will quote to it.
- Which brands can you supply?
- We supply Fenner, PIX and equivalent brands, and can quote alternatives where the application allows. Tell us your preferred brand and we confirm what is available.
- Can you supply in bulk or ship Pan India?
- Yes. We quote for single pieces and scheduled bulk supply, and ship Pan India. Confirm the quantity when you request a quote.
Need a quote on bulk or custom industrial supply?
Share your specifications and quantities — our technical team will respond with pricing and lead time within one business day.