FREE delivery on orders over €150
Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Diameter | 1 1/8" |
| Bore Type | Finished Bore |
| Chain Number | 40 |
| Chain Pitch | 1/2" |
| Construction | Welded |
| Construction Type | Welded |
| Finished Bore Size | 1 1/8" |
| For Chain Number | 40 |
| For Chain Pitch | 1/2" |
| Hub Configuration | B |
| Hub Diameter | 3 1/4" |
| Hub Outside Dia. | 3 1/4" |
| Individually Packaged | No |
| Keyway Size | 1/4" x 1/8" |
| Length Through Bore | 1" |
| Length Thru Bore | 1" |
| Material | Steel |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 33 |
| Outside Dia. | 5.536" |
| Pitch | 1/2" |
| Pitch Dia. | 5.2601" |
| 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" |
| Storage Dimension Length | 5.536" |
| Storage Dimension Width | 5.536" |
Shipping Info:
| Ship weight (kg) | 1.4 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 14.07 |
| Ship width (cm) | 14.07 |
| 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
- WRIGHT TOOL 9AB15 Adjustable Wrench, 15 Inch Length, Black Industrial Finish
- KEO 10282-TiN Drill/countersink Bit 82 Degree #2 High Speed Steel Tin
- GENERAL ELECTRIC WR30X10097 Icemaker Assembly
- PARKER 07G44A18A4BD
- GRAINGER 14300_72_0 Bronze Rectangular Bar, 2 1/2 Inch X 6 Ft Nominal Size
- STAFFORD MFG 7S014014 Rigid Shaft Coupling, 1 Piece Split, Clamp Type, 7/8 x 7/8 Inch Bore, SS
- SUPER-STRUT AB1202-10 Channel, 12 Gauge, 10 Feet Length
- APPLETON ELECTRIC CMLEDW703G5BUF Hazardous Lighting Fixture, Wall, Power 70W
Explore More
- CHICAGO HARDWARE
- KEYSHAFT
- LUBESITE
- BALDOR / DODGE
- EIJKELKAMP
- Furniture Tips and Caps
- Record Archive Storage
- Drum Mixers
- Confined Space Hoist Mounts
- Regenerative Blower Mufflers
- IRONCAT MIG Welding Gloves, Goatskin/Cowhide Leather
- VIEGA PROPRESS Reducers, Stainless Steel, Press x FTG, FKM
- MUELLER INDUSTRIES 764 Stainless Steel Y Strainers
- GLOBE SCIENTIFIC Globe Glass Volumetric Flasks, Class B
- FAIRBANKS General Purpose Hand Truck
- APPROVED VENDOR Lamp Changers
- APOLLO VALVES 910F-LFA Series Swing Check Valves
- BALDOR / DODGE Tigear-2 Standard Reducers With Quill Input, Size 13
- HUB CITY 3202 Series PowerCubeX Worm Gear Reducers
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 40BS33 1 1/8 Roller Chain Sprocket, Bore To Size, 1.125 Inch Bore, 5.536 Inch Outside Dia. Steel
€113.06 /unit







