Dodge Industrial
Dodge Sidewinder Wrap Couplings
Dodge Sidewinder wrap elastomeric couplings (5R-80R) within the Dodge Industrial (RBC Bearings) portfolio. Documented dimensional interchange reference to Falk Wrapflex for documented size classes.
Overview
Dodge Sidewinder overview
Dodge Sidewinder couplings are wrap-type elastomeric flexible couplings within the Dodge Industrial (RBC Bearings) portfolio. Torque is transmitted through a wrap elastomer element seated in hub halves for pumps, fans, conveyors and general industrial drives.
Sidewinder is a Dodge product — not a Regal Rexnord or Falk product. Falk Wrapflex is referenced only where documented interchange references applies.
Engineering reference
5R-80R size classes
Dodge documentation covers Sidewinder size designations from 5R through 80R. Selection follows manufacturer tables for torque duty, speed, bore capacity and misalignment. Hub mounting differs by size class: 5R-50R use standard clearance-fit hubs; 60R-80R use standard interference-fit hubs per Dodge engineering documentation.
Design features
Design features (documented)
Dodge product documentation describes CoreStrike element reinforcement along the shear plane and e-coated hubs and covers for corrosion protection. Confirm series-specific construction against Dodge catalogue data for your size class.
Identification & interchange
Engineering interchange note (Falk Wrapflex)
Manufacturer engineering documentation documents that Dodge Sidewinder is dimensionally/directly interchangeable with Falk Wrapflex for documented 5R-80R size classes and published element part numbers, subject to application torque, bore, alignment limits and service factor verification.
Falk is a Regal Rexnord portfolio brand — not an independent Golden Bearing Company supplier. Interchange does not imply Dodge ownership by Regal Rexnord, universal compatibility, guaranteed replacement or merged commercial authorisation. See Falk Wrapflex elastomeric couplings for the referenced Regal Rexnord family page.
Applications
Applications
Pumps, fans, conveyors, compressors and general industrial motor-driven equipment where a compact wrap elastomer element is specified within the documented 5R-80R range.
Authorised distributor quotation
Golden Bearing Company is an authorised Dodge Industrial distributor. Send torque, speed, bore and installed size class for Sidewinder review.
Manufacturer features
CoreStrike and value proposition
- Lasts 2.5x longer than competitors per Dodge accelerated dynamic lifetime testing (150% torque, 1 degree angular misalignment, up to 0.08 in parallel misalignment)
- CoreStrike patent-pending technology reinforces element tooth geometry and shear plane
- Split-in-shear element replacement without moving connected equipment
- 100% part-for-part interchangeable with Falk Wrapflex per Dodge documentation
- E-coated hubs and covers for corrosion protection
- Nylon-patched button-head cap screws resist vibration backing
- 65-degree setscrew angle for shaft holding power
- Manufactured in the USA
Operating temperature range: -40 F to 200 F (-40 C to 93 C) per manufacturer documentation.
Dodge accelerated dynamic lifetime head-to-head testing under 150% torque, 1 degree angular misalignment and up to 0.08 in parallel misalignment. 2.5x longer life than nearest industry competitor per manufacturer documentation. Laboratory qualification; not an unconditional real-world lifetime guarantee.
Engineering interchange
Interchange / cross-reference (Falk Wrapflex)
Dodge documentation states Sidewinder elements and hubs are 100% part-for-part interchangeable with Falk Wrapflex for documented size classes, subject to torque, bore, alignment and service-factor verification. Same-designation mapping does not imply universal dimensional identity or performance equivalence without engineering verification.
| Dodge full assembly | Dodge cover | Falk nylon cover | Dodge element | Falk steel cover | Falk Wrapflex element | Element size |
|---|---|---|---|---|---|---|
| 147411 | 147420 | 3701475 | 003960 | 3701481 | 0789006 | 5R |
| 147412 | 147421 | 3701476 | 003961 | 3701482 | 0789007 | 10R |
| 147413 | 147422 | 3701477 | 003962 | 3701483 | 0789008 | 20R |
| 147414 | 147423 | 3701478 | 003963 | 3701484 | 0789009 | 30R |
| 147415 | 147424 | 3701479 | 003964 | 3701485 | 0789010 | 40R |
| 147416 | 147425 | 3701480 | 003965 | 3701486 | 0789011 | 50R |
| 147417 | 147426 | - | 003966 | 3701487 | 3700220 | 60R |
| 147418 | 147427 | - | 003967 | 3701488 | 3700221 | 70R |
| 147419 | 147428 | - | 003968 | 3701489 | 3700222 | 80R |
Falk Wrapflex is a Regal Rexnord portfolio brand. Dodge Industrial and Regal Rexnord remain separate authorised distributor relationships.
Sidewinder size catalogue (5R-80R)
Product detail pages for each governed Sidewinder wrap coupling size class with catalogue ratings and Falk Wrapflex interchange reference.
Sidewinder selection factors
5R-80R range
Interchange evidence is scoped to documented size classes in Dodge brochure tables.
Wrapflex reference
Falk Wrapflex R10 is the documented cross-reference family within Regal Rexnord.
Separate manufacturers
Dodge (RBC Bearings) and Regal Rexnord commercial relationships remain independent.
Where to go next
Dodge couplings hub
All published Dodge coupling families.
View detailsFalk Wrapflex elastomeric
Referenced Regal Rexnord wrap coupling family.
View detailsDodge Raptor couplings
Dodge split-tire elastomeric alternative.
View detailsEngineering enquiry
Send installed coupling details for Sidewinder review.
View detailsManufacturer FAQ
Sidewinder life span is driven by patent-pending CoreStrike technology. Conventional wrap couplings fail in shear along tooth root lines due to stress concentration. CoreStrike reinforces tooth geometry, maintaining even torque distribution and minimizing material degradation under severe loads and misalignment.
Yes. Dodge documentation states Sidewinder is 100% part-for-part interchangeable with Falk Wrapflex. You can install a Sidewinder element on existing Wrapflex hubs or vice-versa for cost-saving retrofits without equipment modifications, subject to engineering verification.
No. Wrap-style couplings are radially split. Remove the cover, wrap the new flexible element around the hubs, and re-secure the cover without sliding back or realigning connected machinery.
Electrocoating provides a uniform, corrosion-resistant protective layer across metal surfaces, helping resist rust and wear in aggressive industrial environments.
The elastomer element operates from -40 F to 200 F (-40 C to 93 C) per Dodge documentation.
High vibrations can cause standard metal screws to back out. Sidewinder uses nylon-patched button-head cap screws that resist vibration backing, keeping the protective cover secured around the element.
Common questions
No. Sidewinder is manufactured by Dodge Industrial (RBC Bearings). Falk Wrapflex is a separate Regal Rexnord portfolio family referenced only where documented interchange references documents documented size-class mappings.
Published catalogue documentation documents dimensional/direct interchange for documented 5R-80R size classes and published part numbers, subject to engineering review. This does not imply universal compatibility, identical performance or automatic authorisation. Provide size class and application data for review.
They are distinct Dodge coupling families with different element geometry. Selection depends on duty, layout and catalogue ratings — not assumption of interchange between Dodge families.
Request an Engineering Quote
Share shaft bore, speed, torque duty and ordering designation. Golden Bearing Company is an authorised Dodge Industrial distributor.