The Story
The Bedford 20-643 is a direct-fit replacement pump repair kit (Graco 207-851) engineered for the 30:1 Bulldog, GH533, and 63:1 King Teflon pump models. This comprehensive kit supplies the internal seals, packings, and wear components needed to restore these workhorse airless pumps to factory performance standards.
Spray equipment technicians, pump rebuild specialists, and professional painting contractors rely on this kit to extend pump life and minimize downtime on multi-unit job sites. The Teflon formulation in the 63:1 King variant provides superior wear resistance in high-volume coating applications, making this kit essential for shops maintaining mixed pump fleets.
Common reasons for replacement:
- Pressure loss or inconsistent spray patterns indicating seal degradation in the pump chamber
- Fluid leakage from rod seals or packing glands during operation
- Worn internal components reducing displacement efficiency on 30:1 and 63:1 models
- Preventive maintenance on GH533 units operating at maximum duty cycles
Manufactured to OEM-equivalent dimensions for proper fit and performance. Compatible Graco equipment models are listed in the Compatible Equipment section below, where available.
Replacement for: Graco 207-851, Graco 207851.
BEDFORD® and BEDFORD PRECISION PARTS™ are proprietary marks of Bedford Precision Parts, LLC (“Bedford”). All other listed marks are proprietary to their respective owners and are not affiliated with Bedford.
Description
The Bedford 20-643 is a direct-fit replacement pump repair kit (Graco 207-851) engineered for the 30:1 Bulldog, GH533, and 63:1 King Teflon pump models. This comprehensive kit supplies the internal seals, packings, and wear components needed to restore these workhorse airless pumps to factory performance standards.
Spray equipment technicians, pump rebuild specialists, and professional painting contractors rely on this kit to extend pump life and minimize downtime on multi-unit job sites. The Teflon formulation in the 63:1 King variant provides superior wear resistance in high-volume coating applications, making this kit essential for shops maintaining mixed pump fleets.
Common reasons for replacement:
- Pressure loss or inconsistent spray patterns indicating seal degradation in the pump chamber
- Fluid leakage from rod seals or packing glands during operation
- Worn internal components reducing displacement efficiency on 30:1 and 63:1 models
- Preventive maintenance on GH533 units operating at maximum duty cycles
Manufactured to OEM-equivalent dimensions for proper fit and performance. Compatible Graco equipment models are listed in the Compatible Equipment section below, where available.
Replacement for: Graco 207-851, Graco 207851.
BEDFORD® and BEDFORD PRECISION PARTS™ are proprietary marks of Bedford Precision Parts, LLC (“Bedford”). All other listed marks are proprietary to their respective owners and are not affiliated with Bedford.
