Dixon
RD-4AGF4 - AG-Series Coupler
- SKU:
- RD-4AGF4
- Availability:
- Usually Ships Same Day
- Weight:
- 0.90 LBS
Description
Dixon RD-4AGF4 AG-Series Coupler
The Dixon RD-4AGF4 AG-Series Coupler is designed for use on construction equipment, farm implements, and other mobile equipment, with compatibility for Pioneer Agricultural Interchange, Parker/Pioneer 4000 Series, and Safeway S20 connections.
The AG-Series coupler features machined components manufactured from solid bar stock, corrosion-resistant stainless steel components, hardened steel coupler sleeves, standard nitrile seals, and a PTFE anti-extrusion ring.
Product Highlights
- Dixon AG-Series coupler
- Model: RD-4AGF4
- Designed for construction equipment, farm implements, and other mobile equipment
- Pioneer Agricultural Interchange
- Compatible with Parker/Pioneer 4000 Series
- Compatible with Safeway S20
- Machined components manufactured using solid bar stock
- Stainless steel balls, retaining rings, and springs
- ROHS Compliant Trivalent Chrome plated steel componentry
- Hardened steel coupler sleeves
- Standard nitrile rubber seals
- PTFE anti-extrusion ring
- Ball valve and poppet valve options available
Technical Specifications
| Manufacturer | Dixon |
|---|---|
| Model | RD-4AGF4 |
| Series | AG-Series |
| Product Type | Coupler |
| Interchange | Pioneer Agricultural Interchange |
| Compatible Series | Parker/Pioneer 4000 Series; Safeway S20 |
| Standard Seal | Nitrile (Nitrile Rubber) |
| Anti-Extrusion Ring | PTFE |
| Steel Component Plating | ROHS Compliant Trivalent Chrome |
| Valve Options | Ball Valve and Poppet Valve Options Available |
Compatibility & Interchange Data
- Pioneer Agricultural Interchange
- Parker/Pioneer 4000 Series
- Safeway S20
Construction
Solid Bar Stock Components
Machined components are manufactured using solid bar stock.
Stainless Steel Components
Stainless steel balls, retaining rings, and springs are used to maximize corrosion resistance and extend service life.
Plated Steel Components
Steel componentry is plated using ROHS Compliant Trivalent Chrome.
Hardened Coupler Sleeves
Steel coupler sleeves are hardened to resist deformation and maximize service life.
Seals & Valve Options
- Nitrile (Nitrile Rubber) seals are standard.
- Couplers incorporate a PTFE anti-extrusion ring.
- Ball valve and poppet valve options are available.
Typical Applications
The Dixon RD-4AGF4 AG-Series Coupler is designed for use on:
- Construction equipment
- Farm implements
- Other mobile equipment
Interchangeability Standards
The supplied specifications state that the International Standard Organization (ISO) has adopted specifications regarding dimensions and interchangeability.
California Proposition 65 Warning
WARNING: This product contains lead, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm.

Our specialists can help with product information and questions about the Dixon RD-4AGF4 AG-Series Coupler and its interchange compatibility.
Email the GetPipe.com Team Visit Quick SupportFrequently Asked Questions
What is the Dixon RD-4AGF4?
The RD-4AGF4 is a Dixon AG-Series coupler designed for use on construction equipment, farm implements, and other mobile equipment.
What interchange does the RD-4AGF4 use?
The supplied compatibility information identifies the coupler as Pioneer Agricultural Interchange.
What other coupler series is the RD-4AGF4 compatible with?
The supplied interchange data identifies compatibility with Parker/Pioneer 4000 Series and Safeway S20.
What type of seals are standard?
Nitrile (Nitrile Rubber) seals are standard.
Does the coupler use a PTFE anti-extrusion ring?
Yes. The supplied construction information states that the couplers have a PTFE anti-extrusion ring.
What are the balls, retaining rings, and springs made from?
The balls, retaining rings, and springs are stainless steel to maximize corrosion resistance and extend service life.
How are the steel components plated?
The supplied construction information states that steel componentry is plated using ROHS Compliant Trivalent Chrome.
Are the coupler sleeves hardened?
Yes. The steel coupler sleeves are hardened to resist deformation and maximize service life.
What valve options are available?
The supplied product information identifies ball valve and poppet valve options as available.
What is the pressure rating of the RD-4AGF4?
A working pressure or maximum pressure rating was not included in the supplied product information.
Does this product carry a Proposition 65 warning?
Yes. The supplied product information states that this product contains lead, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm.
Important Ordering & Use Notes
- This listing covers the Dixon RD-4AGF4 AG-Series Coupler.
- Compatibility information identifies Pioneer Agricultural Interchange, Parker/Pioneer 4000 Series, and Safeway S20.
- Nitrile rubber seals are standard.
- The coupler incorporates a PTFE anti-extrusion ring.
- Ball valve and poppet valve options are identified as available; the supplied information does not specify which valve configuration applies to this individual RD-4AGF4 variation.
- A working pressure rating was not included in the supplied product information.
- This product carries the supplied California Proposition 65 warning regarding lead.
- Refer to the Dixon documentation and video below for additional product information.