FREE delivery on orders over €150
Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 25 mm |
| Bore Type | Fixed |
| Finish | Black Oxide |
| For Chain Number | 08B |
| For Number Of Strands | 1 |
| Hub Dia. | 70 mm |
| Hub Diameter | 70 mm |
| Hub Projection | 0.812" |
| Hub Type | One Side |
| Item - Roller Chain Sprockets | Roller Chain Sprocket |
| Keyway | Yes |
| Keyway Width | 8 mm |
| Length Through Bore | 28 mm |
| Material | Steel |
| Maximum Bore Dia. | 25 mm |
| Number Of Set Screws | 2 |
| Number Of Teeth | 21 |
| Outside Dia. | 3.7" |
| Pitch Dia. | 85.21 mm |
| Set Screw Location | One Setscrew Over The Keyway And A Second Setscrew at 90 Degrees |
| Set Screw Size | 8 mm |
| Teeth Heat Treatment | Hardened Teeth |
| Tooth Width | 0.29" |
| Width Across Tooth Sets | Not Applicable |
Shipping Info:
| Ship weight (kg) | 0.81 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 9.4 |
| Ship width (cm) | 9.4 |
| Country of Origin | CN |
Product Variants
| Product | Model | Number Of Teeth | Outside Dia. | Bore Dia. | For Chain Number | For Chain Pitch | Pitch Dia. | Maximum Bore Dia. | Keyway | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
D80BS12H X 1 1/2 | 12 | 4.33" | 1 1/2" | 80-2 | 1" | 3.864" | 1 1/2" | Yes | €217.10 | |
![]() |
D60BS13H X 1 1/2 | 13 | 3.49" | 1 1/2" | 60-2 | 3/4" | 3.134" | 1 1/2" | Yes | €124.22 | |
![]() |
D80BS13H X 1 1/2 | 13 | 4.66" | 1 1/2" | 80-2 | 1" | 4.179" | 1 1/2" | Yes | €221.77 | |
![]() |
D60BS14H X 1 1/2 | 14 | 3.74" | 1 1/2" | - | 3/4" | 3.371" | 1 1/2" | Yes | €138.77 | |
![]() |
60BS16H X 1 1/2 | 16 | 4.22" | 1 1/2" | 60.0 | 3/4" | 3.845" | 1 1/2" | Yes | €77.95 | |
![]() |
50BS17H X 1 1/2 | 17 | 3 18/25" | 1 1/2" | 50.0 | 5/8" | 3.401" | 1 1/2" | Yes | €47.33 | |
![]() |
80BS17H X 1 1/2 | 17 | 5.95" | 1 1/2" | 80.0 | 1" | - | 1 1/2" | Yes | €185.89 |
Explore Products
- TENSABARRIER 889B-33-32-STD-NO-D4X-C Barrier Post With Belt, Steel, White, 38 Inch Height, 2 1/2 Inch Dia.
- SECURALL PRODUCTS MG304P Oxygen Gas Cylinder Cabinet, Partially Full Cylinder, Self-Latch, Standard Door
- SKB 3I-2217-8M-E Protective Case, Plastic, Green, 24.32 Inch x 19-1/2 Inch x 8.86 Inch Size
- DYNABRADE 80092
- ANVIL 0830552402 4 X 6 Imp Extra Heavy Black Steel Cw Nipple
- COOPER B-LINE 4436 GRT NK Wiring Trough, 36 x 4 x 4 Inch Size, Screw Covered, Steel, Gray
- GEARWRENCH 85174CERT 120XP Micrometer 3/8 Inch Drive 30-250 In-Lb
- SLOAN 3362176 SF-2100-4-PLG-TEE-CP-0.35GPM-MLM-FCT Low Body Faucet, Deck Mounted, Hardwired, Infrared, 0.35 gpm, 4 Inch Trim Plate, CP Finish
Explore More
- KEYSHAFT
- ULTEM
- PEAKWORKS
- BUCHER HYDRAULICS
- ZIPPORT
- Milling and Drilling Machines
- Manual Motor Switches and Starters
- Energy Recovery Ventilators
- Screwdriver Bit Set
- Non-Illuminated Push Buttons with Contact Blocks
- ACCURIDE C204A LR Series Medium Duty 3/4 Extension Slides
- IRONCLAD Pro Gloves
- PROTO Flex Impact Socket, 1/2 Inch Drive Size, Metric, Standard
- PYRAMEX OTS Over the Spectacle Eyewears
- TEMPCO PCT-1000 Series Thermostat Controls
- CHICAGO HARDWARE Turnbuckle Hook, Galvanised
- AETNA BEARING G Series 3 Piece Thrust Ball Bearings
- DDS Rotary Shaft Oil Seals
- ACME ELECTRIC Three Phase Buck Boost Transformers, 240V Primary Volts
- MILWAUKEE VALVE 30 Series Stainless Steel Ball Valves, PTFE
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
TRITAN 08BS21H X 25 Roller Chain Sprocket, 25 mm Bore Dia, 21 Teeth, Steel
€70.70 /unit




