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All Categories > Air Compressors and Compressed Air Treatment > Compressed Air Treatment > Filters, Regulators & Lubricators > Filters > Prep-Air II Filters > Prep-Air II Coalescing Filters > 35F/43F Series Coalescing Filters - Hi-Flow > Item # 35F77HAP  
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Item # 35F77HAP, 35F Series Coalescing Filters - Hi-Flow

Parker's F35/43F Heavy Duty High Flow Coalescing Filter is designed to remove liquid aerosols, water, oil and submicron particulate matter from your pneumatic system. These filters will provide oil free air for several demanding applications. The 35F/43F is specifically designed for the removal of solid particles, water and oil aerosols down to 0.01 micron.  Unique drain mounting plate design offers a trouble-free method for interchanging and installing external drains. The various options available (such as auto drain, twist drain, DPI gauge and assortment of filter grades) make this series easy to configure for your application. 

• Hi-Flow Coalescing Filter
• Element (μm): 0.01, 1
• Port Type: NPT, BSPP, BSPT
• Port Size (in): 35F - 1-1/2", 2:,   43F - 3"
• Body Material: Aluminum
• Bowl Material: Aluminum
• Filter Material: Borosilicate, Activated Carbon (adsorber)
• Seals: Fluorocarbon
• Pressure Rating (PSIG): 250, 150 (with differential pressure indicator)
• Pressure Rating (bar): 17.2, 10.3 (with differential pressure indicator)
• Temperature Rating (F): 32° to 150°
• Temperature Rating (C ): 0° to 65.5°
• Flow SCFM: 710 (1-1/2", 2"), 1770 (3")
• Drain Type: Auto Float Drain
• Weight: 35F - 19.3 lb (8.7 kg),  43F - 32.8 lb (14.9 kg)


Port Size (in)

1 1/2

Flow (scfm)


Filter Element

1.0 µm

Drain Type

Automatic Drain

Bowl Type

Metal Bowl w/ Sight Gauge; Auto Float Drain

Bowl Capacity (oz)


Body Material



Parker / Schrader Bellows


Parker Air Line Regulators Brochure
(PDF, 10556KB)