
Single sprocket with hub, pitch 3/8", 76 teeth
- Brand
- MR
- Category
- Power transmission
- Subcategory
- Sprockets and gears
- Series
- paso 3/8"
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Description
MR Piñón simple 3/8" Z76 belongs to sprockets and gears, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for Piñón simple 3/8" Z76 and any equivalents.
This simplex sprocket with hub, 3/8" pitch and 76 teeth is supplied by MR in SAE 1045 steel. It transmits motion between parallel shafts in industrial machinery where a specific ratio is required. The hub allows direct mounting on the shaft with a key or set screw, without adapters.
The sprocket is machined from SAE 1045 steel. The 3/8" pitch matches chains of that standard pitch, and the 76 teeth set the transmission ratio when paired with another sprocket or wheel. The hub is the raised central section that fastens the sprocket to the shaft using a key or set screw. MR supplies it with dimensional control to ensure proper meshing with the chain.
Typical applications include chain drives in agricultural machinery, conveyors, elevators, mixers and process equipment. It is often found on low or medium speed shafts where a significant reduction is needed, as well as in door, gate and linear motion mechanisms. Made of SAE 1045 steel, it handles moderate loads and wear, and can be heat treated if the application requires it.
When selecting, confirm that the chain pitch is 3/8" and that the tooth count suits the desired ratio. Check the shaft diameter and hub fastening method: keyway, set screw or both. Verify alignment between sprockets and chain tension to avoid premature wear. For other tooth counts or pitches, ask us about alternatives.
If the exact size is not available, we can offer a custom sprocket or suggest an equivalent within the 3/8" pitch line. Provide the current part number, number of teeth, shaft diameter and fastening type. We can also evaluate alternative materials or surface treatments for the working environment.
To request a quote for this simplex sprocket 3/8" Z76, send part number MR-PINON-SIMPLE-3-8-Z76 by WhatsApp to MR. For multiple units, indicate the quantity in your message. We can also advise on the compatible chain and complementary sprockets for your drive.
Dimensions
- Pitch
- 3/8"
- Teeth (z)
- 76
- Material
- SAE 1045 steel
- Type
- Single sprocket with hub
Frequently asked questions
- What does it mean that it is sold by MR?
- MR supplies this sprocket. It is not manufactured by MR, but is provided with quality control. Dimensions and materials can be adjusted as needed.
- Can I request a sprocket with a different number of teeth?
- Yes. We offer 3/8" pitch sprockets with various tooth counts. Indicate the quantity and shaft diameter, and we will quote the available custom part.
- How do I know if this sprocket is compatible with my chain?
- Verify that your chain pitch is 3/8". The number of teeth (76 in this case) defines the transmission ratio but does not affect chain compatibility. If unsure, ask us with the chain part number.

