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Graco B35DB1 Merkur Bellows Pump Assembly

High-performance bellows pump assembly for Merkur 35:1 SMT/DataTrak systems. Ideal for industrial coatings and high-viscosity fluids.

  • Part Number: B35DB1
  • Displacement: 100cc per stroke
  • Ratio: 35:1
  • Packing Type: SMT/DataTrak ready
  • Compatible Machines: Merkur 35:1 SMT/DataTrak packages
  • Durable: Stainless steel wetted parts

$7104.3
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Compatible Machines

Machine Model Configuration
G35B18 Merkur Bellows 35:1 – Wall Mount, Pump Only, DataTrak
G35B20 Merkur Bellows 35:1 – Wall Mount, Pump & Gun, DataTrak
G35B22 Merkur Bellows 35:1 – Cart Mount, Pump Only, DataTrak
G35B24 Merkur Bellows 35:1 – Cart Mount, Pump & Gun, DataTrak

Product Overview

Part Number: B35DB1
Product Name: Graco B35DB1 Pump Assy Bellows 100cc SMT

The B35DB1 is a genuine OEM bellows pump assembly for Graco Merkur 35:1 systems featuring a 100 cc SMT (Split‑Mount Technology) design. It is configured for use with DataTrak monitoring/control when installed with a compatible DataTrak module.

Key Features

  • 100 cc displacement per stroke for high fluid delivery
  • 35:1 ratio bellows pump for elevated fluid pressure
  • SMT design for modular maintenance
  • DataTrak compatible for optional system monitoring/control
  • Durable stainless steel and quality wetted parts for long life
  • OEM Graco part for proper fit and performance

Technical Specifications

Fluid Inlet 3/4" NPT
Fluid Outlet 3/8" NPT
Air Inlet 1/2" NPT
Stroke 63.5 mm (2.5")
Max Working Pressure Up to 3500 psi (241 bar)
Packing Type SMT/DataTrak style packings
Compatible Fluids Waterborne, solventborne, high solids and industrial coatings

Frequently Asked Questions

The B35DB1 includes the 100 cc SMT bellows pump assembly with necessary air controls prepped for DataTrak. Accessories such as guns, hoses, and siphons are not included.

Yes — the SMT configuration is set up to allow optional DataTrak monitoring and system control when connected with the appropriate DataTrak module.

Check your sprayer’s model number (e.g., G35B18, G35B20, G35B22, G35B24) to ensure it uses a 35:1, 100 cc SMT/DataTrak pump before ordering.

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