# Martin - E20B21 - Motion Industries

**Manufacturer:** Martin  
**MPN:** `E20B21`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Martin |
| Manufacturer name | Martin |
| Manufacturer | Martin |
| Extra Product Name | Martin - E20B21 - Motion Industries |
| moq | 1 |
| MPN | E20B21 |
| multiple | 1 |
| qtyInStock | Not in Stock, Available to Order |
| SKU | 00205207 |
| tierMinQty1 | 1 |
| tierPrice1 | 1,116.10 |
| chain number & pitch: | 20B / 1-1/4 in |
| caliper diameter: | 193.4 mm |
| chain / sprocket type: | Metric Roller Chain |
| pitch diameter: | 213.0 mm |
| hub outside diameter: | 140 mm |
| maximum bore diameter: | 98 mm |
| hub style: | B |
| tooth width: | 91 mm |
| number of teeth: | 21 |
| tooth thickness: | 18 mm |
| bore type: | Reboreable |
| chain roller diameter: | 19.050 mm |
| bore diameter: | 25 mm |
| chain roller width: | 19.56 mm |
| number of strands across: | 3 |
| storage dimension height: | 4.53 mm |
| material: | Steel |
| storage dimension length: | 9.20 mm |
| number of hubs: | 1 |
| storage dimension width: | 9.20 mm |
| bore range: | 32 mm to 92 mm |
| surface treatment: | Protective Coating |
| length through bore: | 115 mm |
| manufacturer upc number: | 697950405292 |
| hardened teeth: | Non-Hardened Teeth |
| outside diameter: | 233.7 mm |
| weight: | 52.561 lbs |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| motionindustries.com | 00205207 | 1116.1 | 1 | None | 1 |
| Applied Industrial | 100967478 |  |  | None | 1 |
| Purvis | E20B21 | 1658.06 | 1 | None | 1 |
| Radwell | E20B21 |  |  | None | 1 |
| turtle.com | MOI E20B21 |  |  | None | 1 |
| cbtcompany.com | E20B21 |  |  | None | 1 |
| MRO Supply | 257107 | 1331.29 | 1 | None | 1 |
| industrialzone.com | E20B21 | 822.29 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/23000000/23246000/part_--E20B21---Martin--616334e8a4.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp