Duplex sprocket 16B-2 1" Z=23 with hub, hardened - Hubber
Duplex sprocket 16B-2 Z23 with hub, 25 mm pilot bore and hardened teeth.
Sprocket 16B-2 Z23 with hub - hardened
Duplex sprocket for roller chain 16B-2 with a pitch of 1 inch. The hub and pilot bore allow further machining to suit a specific shaft, while the hardened teeth reduce wear in chain drives.
Key features
- type: 16B-2, duplex version with hub,
- number of teeth: 23,
- pitch: 25,4 mm (1 inch),
- pilot bore: 25 mm,
- material: carbon steel,
- hardened teeth,
- minimum order 1 piece,
- processing time: up to 48 hours.
Nominal dimensions
| Pitch P | 25,4 mm / 1 inch |
|---|---|
| Number of teeth z | 23 |
| Pitch diameter Dp | 186,53 mm |
| Outside diameter De | 197,5 mm |
| Pilot bore diameter d | 25 mm |
| Hub diameter D | 130 mm |
| Overall width A | 70 mm |
| Tooth width B | 16,2 mm |
| Mass | 10,810 kg |
Applications
For building and servicing duplex chain drives in machines, conveyors and industrial equipment. Before purchase, compare the chain designation, number of teeth, dimensions and required shaft mounting method.
Frequently asked questions
Is the bore finished?
No, it is a pilot bore intended for further machining.
Which chain does the sprocket fit?
For a duplex roller chain 16B-2 with a pitch of 25,4 mm.
Are the teeth hardened?
Yes, the HRC version has hardened teeth.
The main image is an original visualisation shared across the hubbed sprocket series. The dimension drawing is illustrative; dimension values are given in the description.
1. Eye protection:
– Always wear safety goggles or a face shield to protect your eyes from sparks, particles and metal fragments.
2. Hearing protection:
– When working in a noisy environment, use ear defenders or earplugs to prevent hearing damage.
3. Respiratory protection:
– When working in dusty surroundings or in the presence of fumes, wear a filtering mask or an appropriate respirator.
– Ensure proper ventilation of the workstation.
4. Hand and skin safety:
– Use protective gloves that protect against mechanical injuries and chemicals.
– Where necessary, use protective creams to prevent irritation and dry skin.
5. Work clothing:
– Work in protective clothing resistant to sparks and splashes.
– Avoid loose clothing, jewellery and loose hair near machinery.
6. Fire risk:
– Keep the workstation free of flammable materials (e.g. paper, fabrics and chemicals).
– Keep a serviceable fire extinguisher close at hand and know how to use it.
7. Electrical hazards:
– Check the condition of cables and electrical equipment before use.
– Do not use electrical devices in damp conditions.
– Disconnect equipment from the power supply during maintenance or repairs.
8. Use of machinery and tools:
– Regularly inspect the technical condition of machines and tools.
– Use equipment in accordance with the manufacturer's instructions.
– Blades and tools should be maintained regularly and kept in good condition.
– Machines should be fitted with appropriate guards and protective devices.
9. Handling materials:
– Use handling equipment to move heavy components.
– Lift and carry using ergonomic practices to avoid injury.
10. Working with chemicals:
– Store chemicals in labelled, safe containers.
– Use substances in accordance with the manufacturer's instructions and occupational health and safety rules.
– Ensure air circulation when using chemicals.
Other important rules:
– Keep the workstation clean and tidy.
– Ensure adequate lighting in the working area.
– Provide occupational health and safety training.
– Carry out regular safety audits and comply with current regulations.

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