50A20 Roller Chain Sprocket, #50 Chain, 2 Teeth, A Hub


Price:
$ 25.19

Description

50A20 Roller Chain Sprocket, #50 Chain, 2 Teeth, A Hub

The 50A20 is a 2-tooth sprocket for ANSI #50 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.

$50 minimum order on drive components. Mix and match any pulleys, bushings, sheaves, sprockets, and accessories in your cart to reach the $50 minimum. Questions? Call (888) 203-2358.

Specifications

Specification Value
Part Number 50A20
Chain Size ANSI #50
Teeth 2
Hub Style A
Strands 1
Outside Diameter 4.321 in
Bore 3/4 in minimum plain bore
Material Steel (no sintered or powdered metal)
Weight 1.06 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 #50 is a standardized roller chain size, so the 50A20 runs #50 chain from any manufacturer in the same pitch.

Cross Reference

The 50A20 interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Dodge® 103085
Martin 50A20
US Tsubaki 50A20
Regal Rexnord (Browning®) 50A20
Ametric 50A20
McMaster-Carr 2299K48
Powerdrive 50A20

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 50A20 sprocket run?

ANSI #50 roller chain. The size is standardized, so #50 chain from any manufacturer fits.

Does the 50A20 replace the Dodge 103085?

Yes. Published interchange data crosses the 50A20 directly to the Dodge 103085, as well as Martin 50A20, US Tsubaki 50A20, Regal Rexnord 50A20. Verify dimensions and bore before ordering.

Does the 50A20 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 50A20?

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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