40A72 Roller Chain Sprocket, #40 Chain, 72 Teeth, A Hub


Price:
$ 62.50

Description

40A72 Roller Chain Sprocket, #40 Chain, 72 Teeth, A Hub

The 40A72 is a 72-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 40A72
Chain Size ANSI #40
Teeth 72
Hub Style A
Strands 1
Outside Diameter 11.752 in
Pitch Diameter 11.463 in
Bore 3/4 in minimum plain bore
Material Steel (no sintered or powdered metal)
Weight 8.3 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 40A72 runs #40 chain from any manufacturer in the same pitch.

Cross Reference

The 40A72 interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Dodge® 103076
Martin 40A72
US Tsubaki 40A72
Regal Rexnord (Browning®) 40A72
Powerdrive 40A72

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 40A72 sprocket run?

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

Does the 40A72 replace the Dodge 103076?

Yes. Published interchange data crosses the 40A72 directly to the Dodge 103076, as well as Martin 40A72, US Tsubaki 40A72, Regal Rexnord 40A72. Verify dimensions and bore before ordering.

Does the 40A72 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 40A72?

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.

Payment & Security

American Express Apple Pay Diners Club Discover Google Pay Mastercard PayPal Shop Pay Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Estimate shipping

You may also like

Recently viewed