40A70 Roller Chain Sprocket, #40 Chain, 7 Teeth, A Hub


Price:
$ 60.44

Description

40A70 Roller Chain Sprocket, #40 Chain, 7 Teeth, A Hub

The 40A70 is a 7-tooth sprocket for ANSI #40 roller chain with a A style hub, machined from steel. Machined from solid stock, never sintered or powdered metal, which matters on sprockets where tooth wear sets the replacement interval.

Specifications

Specification Value
Part Number 40A70
Chain Size ANSI #40
Teeth 7
Hub Style A
Strands 1
Outside Diameter 11.433 in
Pitch Diameter 11.145 in
Bore 3/4 in minimum plain bore
Material Steel (no sintered or powdered metal)
Weight 7.24 lb
Country of Origin China

Applications

  • Roller chain drives on conveyors and material handling equipment
  • Agricultural machinery and implement drives
  • Packaging machinery and light industrial drives

Chain Compatibility

ANSI #40 is a standardized roller chain size, so the 40A70 runs #40 chain from any manufacturer in the same pitch.

Cross Reference

The 40A70 interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Dodge® 103075
Martin 40A70
US Tsubaki 40A70
Powerdrive 40A70

Always verify dimensions and bore size before substituting part numbers across manufacturers.

Buying in bulk? Save on volume.

Multi-unit and OEM quantities qualify for volume discounts. Call or email for a quantity quote.

Frequently Asked Questions

What chain does the 40A70 sprocket run?

ANSI #40 roller chain. The size is standardized, so #40 chain from any manufacturer fits.

Does the 40A70 replace the Dodge 103075?

Yes. Published interchange data crosses the 40A70 directly to the Dodge 103075, as well as Martin 40A70, US Tsubaki 40A70, Powerdrive 40A70. Verify dimensions and bore before ordering.

Does the 40A70 ship from Houston?

Yes. Stock items ship same day from our Houston, Texas warehouse. Call (888) 203-2358 to confirm availability.

Need a quote on 40A70?

Houston warehouse, same-day shipping on stock items.

Call (888) 203-2358

All third-party part numbers and trademarks referenced are the property of their respective owners. References are for compatibility identification only and do not imply affiliation or endorsement.

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