FREE delivery on orders over €150
Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Diameter | 1 1/4" |
| Bore Size | 1 1/4" |
| Bore Type | Finished Bore |
| Chain Number | 40 |
| Chain Pitch | 1/2" |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 1 1/4" |
| For Chain Number | 40 |
| For Chain Pitch | 1/2" |
| Hub Configuration | B |
| Hub Diameter | 2 1/8" |
| Hub Outside Dia. | 2 1/8" |
| Individually Packaged | Yes |
| Keyway Size | 1/4" x 1/8" |
| Length Through Bore | 1" |
| Length Thru Bore | 1" |
| Material | Steel |
| No. Of Teeth | 17 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 17 |
| Outside Dia. | 2.975" |
| Pitch | 1/2" |
| Pitch Dia. | 2.7211" |
| Pitch Diameter | 2.721" |
| Set Screw Location | (1) Over Keyway And (1) At 90° |
| Set Screw Size | 5/16"-18 |
| Set Screw Thread Type | Coarse |
| Single Strand Tooth Thickness | 0.284" |
| Storage Dimension Height | 1.06" |
| Storage Dimension Length | 3 1/4" |
| Storage Dimension Width | 3 1/4" |
Shipping Info:
| Ship weight (kg) | 0.4 |
| Ship height (cm) | 2.69 |
| Ship length (cm) | 7.57 |
| Ship width (cm) | 7.57 |
| Country of Origin | US |
Product Variants
| Product | Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Length Through Bore | Set Screw Size | Set Screw Location | Bore Size | For Chain Number | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
40BS9 1/2 | 9 | 1.4619" | 1.674" | 7/8" | #10-24 | (2) 90° Apart (No Keyway) | 1/2" | 40 | €29.33 | |
![]() |
40BS9 5/8 | 9 | 1.4619" | 1.674" | 7/8" | 1/4"-20 | (1) Over Keyway And (1) At 90° | 5/8" | 40 | €29.33 | |
![]() |
40BS10 1/2 | 10 | 1.618" | 1.839" | 7/8" | #10-24 | (2) 90° Apart (No Keyway) | 1/2" | 40 | €30.42 | |
![]() |
40BS10 5/8 | 10 | 1.618" | 1.839" | 7/8" | 1/4"-20 | (1) Over Keyway And (1) At 90° | 5/8" | 40 | €30.42 | |
![]() |
40BS10 3/4 | 10 | 1.618" | 1.839" | 7/8" | 1/4"-20 | (1) Over Keyway And (1) At 90° | 3/4" | 40 | €30.42 | |
![]() |
40BS11 1/2 | 11 | 1.7747" | 2.003" | 7/8" | #10-24 | (2) 90° Apart (No Keyway) | 1/2" | 40 | €31.80 | |
![]() |
40BS11 5/8 | 11 | 1.7747" | 2.003" | 7/8" | 1/4"-20 | (1) Over Keyway And (1) At 90° | 5/8" | 40 | €31.80 |
Explore Products
- APOLLO VALVES 8224611 3 Pcs Full Port Bronze Ball Valve, Therma-Seal 2-1/4 Inch Tee Handle 1-1/4 Inch, 2 x Solder
- BISHOP-WISECARVER FR38-50FB
- KILLARK XLB-1 Outlet Body Hazardous Location Lb 1/2 Inch Hub
- ARCH CUTTING TOOLS MH28 LSER4-CFT Boring Bar
- STANLEY 90-948 Adjustable Wrench
- DYNABRADE 55226 Sander Housing Cover
- MAIN FILTER INC. MF0395806 SBF98008Z10V Interchange Hydraulic Filter, Glass, 10 Micron, Viton Seal, 8.22 Inch Height
- ARCH CUTTING TOOLS A04G SCLDL1.5-172 Boring Bar
Explore More
- KEYSHAFT
- MAYHEW TOOLS
- MONARCH
- VIDMAR
- MJ MAY
- Drain Cleaning Accessories
- Refrigerant Leak Repair Kits
- Chemical Transfer Magnetic Drive Pumps
- Magnetic Starters with Electronic Overload
- Vibration Sensors
- ANSELL Class 00 Electrical Gloves, 14 Inch, Yellow
- ANSELL Class 2 Electrical Gloves, 16 Inch, Yellow
- JOHN GUEST Fixed Elbows, NPTF Thread, Polypropylene White
- MAYHEW TOOLS Straight Pinch Bars
- ANVIL 2805 Series Flat Anvilets, SW
- WESTWARD Plastic Handle Pry Bar
- ACROVYN Outside Corner, Impact Resistant, Black
- ROMOLD Leak Diverting Kits
- WINSMITH SE Encore Series, E43 Size, XDBD Worm/Worm Double Reduction Speed Reducers
- SCOTSMAN Insulations
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET 40BS17 1 1/4 Roller Chain Sprocket, Bore To Size, 1.250 Inch Bore, 2.975 Inch Outside Dia. Steel
€46.31 /unit







