FREE delivery on orders over €150
Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Diameter | 1 7/16" |
| Bore Size | 1 7/16" |
| Bore Type | Finished Bore |
| Chain Number | 40 |
| Chain Pitch | 1/2" |
| Construction | Welded |
| Construction Type | Welded |
| Finished Bore Size | 1 7/16" |
| For Chain Number | 40 |
| For Chain Pitch | 1/2" |
| Hub Configuration | B |
| Hub Diameter | 3 1/2" |
| Hub Outside Dia. | 3 1/2" |
| Individually Packaged | No |
| Keyway Size | 3/8" x 3/16" |
| Length Through Bore | 1 1/8" |
| Length Thru Bore | 1 1/8" |
| Material | Steel |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 50 |
| Outside Dia. | 8.247" |
| Pitch | 1/2" |
| Pitch Dia. | 7.963" |
| Set Screw Location | (1) Over Keyway And (1) At 90° |
| Set Screw Size | 3/8"-16 |
| Set Screw Thread Type | Coarse |
| Single Strand Tooth Thickness | 0.284" |
| Storage Dimension Height | 1.13" |
| Storage Dimension Length | 8.247" |
| Storage Dimension Width | 8.247" |
Shipping Info:
| Ship weight (kg) | 2.68 |
| Ship height (cm) | 2.87 |
| Ship length (cm) | 20.96 |
| Ship width (cm) | 20.96 |
| 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
- EVERPURE EV979782 Sc1011 Steam/Combi Filt Sys
- HUB CITY 0270-06825 Worm Reducer, 1.42 Hp, 0.875 Inch I.D, 1.250 Inch O.D, Stainless Steel
- ANSELL CLASS 1 B 16 Electrical Insulating Gloves, 7500VAC/11, 250VDC, 16 Inch Glove Lg, Straight Cuff
- MORSE CUTTING TOOLS 81210 Screw Machine Drill, V Dia., 135 Degree
- NIBCO 9099050 611 Reducing Outlet and Run Tee, Cup x Cup x Cup, 3/4 x 3/8 x 1/2 Inch Size, Copper
- HAMILTON S-ZFHS-8NYB-4SL-FB Kingpinless Plate Caster, 8 Inch Dia, 9 3/4 Inch Height, Swivel
- LAKELAND CTL414-2X Hooded Micromax (r) Ns Boots 2xl
Explore More
- FIMCO
- HUBBELLOCK
- KEYSHAFT
- SPEAKMAN
- ROLAIR
- Magnetic Parts Trays and Holders
- Spill Kits and Stations
- Pneumatic Test Plug Accessories
- Hazardous Location Lighting Fixtures
- Spring Latches
- OIL SAFE Mini Spout Lids
- CONDOR Mechanics Gloves, Fingerless, Breathable Back, Black
- VIEGA PROPRESS Union Zero Lead Bronze Press x MNPT
- ACME ELECTRIC WI002 Series Medium Voltage Transformers, 3 Phase, 60Hz, 2.5kV & 5kV Class
- KIPP M16 Thread Size Adjustable Handle
- APOLLO VALVES 4A-500 Series Port Ball Valves
- STAFFORD MFG Signature Series Three Piece Split Rigid Shaft Couplings, Stainless Steel
- NIBCO WD-L122 Series Butterfly Valves, Ductile Iron, Wafer Type, 100 PSI, Actuated
- MERSEN FERRAZ 23.0kV ETP Fuses
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 40BS50 1 7/16 Roller Chain Sprocket, Bore To Size, 1.438 Inch Bore, 8.247 Inch Outside Dia. Steel
€129.89 /unit







