Three Stage SPX Hankison HF 16 Series Filter Package

The low pressure SPX Hankison HF 16 series filter package includes three stage filtration for up to 35 SCFM (991 L/min) flow at 100 psi (7 bar). Comes equipped with a #10 SAE inlet fitting, on/off ball valve, and a #10 SAE fitting for a diver's hose. When used properly this filter pack removes moisture, 99.9999+% of particles 0.01 micron or larger, and oil vapor down to <0.003 ppm/w. Various options available with this package at an additional cost.

Hankison Genuine Parts

Nuvair is an Authorized Hankison® Distributor
Nuvair sells only genuine parts and equipment manufactured by SPX Flow Hankison®. Do not be fooled by cheap aftermarket copies of original Hankison® equipment. Items labeled “replacement” or “alternative” are not manufactured by SPX Flow Hankison®.


Nuvair stocks low pressure breathing air filtration packages (housings and filters) commonly used in commercial diving. Whether you are looking for individual filters or multi-stage filtration packages, Nuvair has your solution in stock. Order individual components online or contact us to put together a package for your specific needs.

Sandard Upgrade Options

SKU Description

Filter package with two diver manifold


Filter package with back-pressure regulator on 1/2 in outlet

Maximum Pressure & Temperature Operating Range

Drain Type Maximum Operating Pressure Maximum Operating Temperature Minimum Operating Temperature
Drain Plug

300 psi (21 bar)

150°F (66°C) 35°F (2°C)
Internal Automatic Drain

250 psi (17 bar)

150°F (66°C)

35°F (2°C)

Drain plug standard. Externally mounted automatic drains are available.

Performance Data

ISO performance data of the three-stage HF Series filter housing when configured with Grade 1 (Oil Vapor Removal), Grade 5 (High Efficiency Oil Removal), and Grade 7 (Air Line) filter elements:

Element Removes ISO 8573.1: 2010 Air Quality Class Where Used
Grade 7

∙ Solids ≥1.0 micron
∙ Remaining oil content 1 ppm/w

∙ Solid Particles: Class 2
∙ Remaining Oil Content: Class 4
∙ Upstream of ultra high efficiency oil removal filters
∙ At point-of-use if aftercooler/separator installed upstream
Grade 5

∙ 99.999+% of solids ≥0.01 micron
∙ Remaining oil content <0.008 ppm/w

∙ Solid Particles: Class 1
∙ Remaining Oil Content: Class 1

∙ Upstream of desiccant dryers
∙ Downstream of refrigerated dryers
∙ At point-of-use if aftercooler/separator installed upstream 
Grade 1

∙ 99.9999+% of solids ≥0.01 micron
∙ Remaining oil content <0.003 ppm/w (as a vapor)

∙ Solid Particles: Class 1
∙ Remaining Oil Content: Class 1

∙ Downstream of high efficiency oil removal filters
Grade 11 Option ∙ Bulk liquid from system
∙ Maximum inlet liquid load: 30,000 ppm w/w 
∙ Removes liquids and solids 10 microns and larger  ∙ Downstream of aftercoolers