FREE delivery on orders over €150
Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Diameter | 1 3/16" |
| Bore Size | 1 3/16" |
| Bore Type | Finished Bore |
| Chain Number | 40 |
| Chain Pitch | 1/2" |
| Construction | Welded |
| Construction Type | Welded |
| Finished Bore Size | 1 3/16" |
| 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 |
| No. Of Teeth | 38 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 38 |
| Outside Dia. | 6.334" |
| Pitch | 1/2" |
| Pitch Dia. | 6.0548" |
| Pitch Diameter | 6.055" |
| 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 | 6.334" |
| Storage Dimension Width | 6.334" |
Shipping Info:
| Ship weight (kg) | 1.67 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 16.08 |
| Ship width (cm) | 16.08 |
| 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
- APPROVED VENDOR M55000.060.0045 Hex Head Cap Screw, M6x1 Thread Size, SS, 45 mm Lg., 4 mm Head Ht.
- ADAPT-ALL 9027-16-16 Straight Adapter, Female 1 Inch BSPP x Female 1 Inch JIC, Carbon Steel
- YOUNG BROS. STAMP WORKS 07093 Number Set, Steel, 5/16 Inch Size
- GRAINGER N04104.062.1100 Hex Head Cap Screw, 5/8 In - 11 Thread Size, Steel, 11 In Lg., 25/64 In Head Ht., Gr. 8
- HUBBELL WIRING DEVICE-KELLEMS HBL2421M4
- PARKER 07R313ACP070
- AMERICRAFT MANUFACTURING BRV-860-7 1/2-3-TEFC Roof Exhauster, Totally Enclosed, Belt Drive, Size 60 Inch, 3 Phase, 7-1/2 HP
- ACME ELECTRIC 506369 Orifice Panel
Explore More
- KEYSHAFT
- PARAGON
- TE CONNECTIVITY
- YORK
- ELC SECURITY PRODUCTS
- Class 2 Transformers
- Fan Guards
- Sensing Probes
- Suspension Enhancements
- Drum Rackers
- AKRO-MILS 30286 Akrobins Super Size Bins
- DICKSON 3 Inch Chart Recorders
- ACME ELECTRIC WI150 Series Medium Voltage Transformers, 3 Phase, 60Hz, 2.5kV & 5kV Class
- TRITAN HCP Series Pillow Block Bearings
- SPEARS VALVES Schedule 40 GripLoc Couplings
- BALDOR / DODGE Input Pinions
- SALISBURY Class 00 Electrical Insulating Rubber Gloves, 11 Inch, Red
- BALDOR / DODGE 2MA Light duty Fixed Bore V-Belt Sheaves
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 40BS38 1 3/16 Roller Chain Sprocket, Bore To Size, 1.188 Inch Bore, 6.334 Inch Outside Dia. Steel
€122.46 /unit







