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Dayton Rigid Shaft Coupling: 5/16 in Bore Dia 1, 5/16 in Bore Dia 2, For Round Shaft Type - One-Piece Rigid Shaft Couplings
DaytonOne-Piece Rigid Shaft Couplings

Dayton Rigid Shaft Coupling: 5/16 in Bore Dia 1, 5/16 in Bore Dia 2, For Round Shaft Type

The DAYTON Rigid Shaft Coupling (SKU 3ZN30) is a one-piece rigid shaft coupling with a 5/16 in bore diameter for both bore 1 and bore 2, featuring same bore dimensions. It is designed for round shaft types and is…

SKU 3G-OTH-136563

Brand
Dayton
Item
Rigid Shaft Coupling: 5/16 in Bore Dia 1, 5/16 in Bore Dia 2, For Round Shaft Type
Category
One-Piece Rigid Shaft Couplings
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Technical Specifications

Dayton
Manufacturer Part Number
3ZN30
Type
5/16 in Bore Dia 2, For Round Shaft Type, Round
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON Rigid Shaft Coupling (SKU 3ZN30) is a one-piece rigid shaft coupling with a 5/16 in bore diameter for both bore 1 and bore 2, featuring same bore dimensions. It is designed for round shaft types and is manufactured in inch measurements. This coupling does not include a keyway.

Frequently Asked Questions

What is the DAYTON Rigid Shaft Coupling 3ZN30 used for?

The DAYTON Rigid Shaft Coupling 3ZN30 is used to connect two shafts of equal diameter (5/16 in) in applications requiring precise alignment and torque transmission without misalignment. It is ideal for industrial machinery, conveyors, and pumps where shaft ends must be locked together.

What are the specifications of the DAYTON Rigid Shaft Coupling 3ZN30?

The DAYTON Rigid Shaft Coupling 3ZN30 has a 5/16 in bore diameter for both bore 1 and bore 2, with same bore dimensions. It is a one-piece round coupling for round shafts, made in inch measurements, and does not include a keyway. The manufacturer part number is 3ZN30.

Where to buy the DAYTON Rigid Shaft Coupling 3ZN30 worldwide?

You can source the DAYTON Rigid Shaft Coupling 3ZN30 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the coupling reaches your facility reliably.

How to select the right DAYTON Rigid Shaft Coupling for your application?

To select the right DAYTON Rigid Shaft Coupling, match the bore diameter to your shaft size (e.g., 5/16 in for the 3ZN30), confirm the shaft type is round, and verify inch measurements. Ensure no keyway is needed, as this model is keyless. For misalignment tolerance, consider flexible couplings instead.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton one-piece rigid shaft couplings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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DAYTON Rigid Shaft Coupling: 5/8 in Bore Dia 1, 5/8 in Bore Dia 2, For Round Shaft Type, Round, Inch (MPN 3ZN33). Key specifications — attr870032: Round; attr870041: No; attr870034: DAYTON; attr870070: Inch; attr925532: Same Bore Dimensions.
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DAYTON Rigid Shaft Coupling: 1/2 in Bore Dia 1, 1/2 in Bore Dia 2, For Round Shaft Type, Round, Inch (MPN 3ZN32). Key specifications — attr870032: Round; attr870041: No; attr870034: DAYTON; attr870070: Inch; attr925532: Same Bore Dimensions.
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DAYTON Rigid Shaft Coupling: 3/4 in Bore Dia 1, 3/4 in Bore Dia 2, For Round Shaft Type, Round, Inch (MPN 3ZN34). Key specifications — attr870032: Round; attr870041: No; attr870034: DAYTON; attr870070: Inch; attr925532: Same Bore Dimensions.

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