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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | 1008 |
| Bushing Type | 1008 Taper Lock |
| Chain Number | 40 |
| Chain Pitch | 1/2" |
| Chain Size | #40 |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 40 |
| For Chain Pitch | 1/2" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Dia. | 1.813" |
| Hub Outside Dia. | 1 13/16" |
| Individually Packaged | Yes |
| Length Through Bore | 7/8" |
| Length Thru Bore | 7/8" |
| Material | Steel |
| Max. Bore Size | 1" |
| Min. Bore Size | 1/2" |
| No. Of Chain Rows | 1 |
| No. Of Teeth | 16 |
| Outside Dia. | 2.814" |
| Pitch | 1/2" |
| Pitch Dia. | 2.5629" , 2.563" |
| Single Strand Tooth Thickness | 0.284" |
| Storage Dimension Height | 15/16" |
| Storage Dimension Length | 2 7/8" |
| Storage Dimension Width | 2 7/8" |
| Type | Taper Bushed Type B |
Shipping Info:
| Ship weight (kg) | 0.23 |
| Ship height (cm) | 2.24 |
| Ship length (cm) | 7.14 |
| Ship width (cm) | 7.14 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | Outside Dia. | Hub Dia. | Length Through Bore | Bushing Type | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
40BTB14H | 2.247" | 2.491" | 1.813" | 7/8" | 1008 Taper Lock | 40 | 1/2" | Bushed | €70.11 | |
![]() |
40BTB15H | 2.405" | 2.652" | 1.813" | 7/8" | 1008 Taper Lock | 40 | 1/2" | Bushed | €71.61 | |
![]() |
40BTB17H | 2.721" | 2.975" | 2 3/8" | 1" | 1210 Taper Lock | 40 | 1/2" | Bushed | €79.71 | |
![]() |
40BTB18H | 2.879" | 3.136" | 2.469" | 1" | 1210 Taper Lock | 40 | 1/2" | Bushed | €83.04 | |
![]() |
40BTB19H | 3.038" | 3.296" | 2.469" | 1" | 1210 Taper Lock | 40 | 1/2" | Bushed | €88.14 | |
![]() |
40BTB20H | 3.196" | 3.457" | 2.781" | 1" | 1610 Taper Lock | 40 | 1/2" | Bushed | €91.01 | |
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40BTB21H | 3.355" | 3.617" | 2.781" | 1" | 1610 Taper Lock | 40 | 1/2" | Bushed | €97.54 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET 40BTB16H Roller Chain Sprocket, 40 Chain, Bushed TB, 16 Teeth, 2.563 Inch Pitch Dia., Steel
€72.81 /unit


