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    Filters, Regulators, Lubricators
    1. Home
    2. Air Line Components
    3. Filters, Regulators, Lubricators
    Item # MFS1142 • Mfr # S-1142

    1/4" NPT Polycarbonate Mini Piggyback FR Duo

    Description

    1/4 NPT Polycarbonate Mini Piggyback FR Duo Use

    1/4 NPT Polycarbonate Mini Piggyback FR Duo is a compact filter-reducer assembly from Milton Industries that conditions compressed air in one unit, which helps installers manage air quality and pressure in tight locations. The mini filter-reducer piggyback duo is recommended when space is a problem, so it fits well in confined air line layouts around benches or machines. This piggyback mini FR duo is ideal for use in compact air flow applications, giving you an option when full size units do not fit the available space. The unit offers most of the same features as the full size units, so you still get functional filtration and pressure reduction while working within smaller cabinets or wall-mounted manifolds. A polycarbonate bowl is part of the construction, which provides a clear, lightweight reservoir for the filtered condensate so users can visually track bowl condition during routine shop work.

    Key Mini Piggyback FR Details For Installers

    • The 1/4 inch national pipe thread connection gives a standard interface for tying this unit into many air line layouts, so installers can route compact drops or branches without changing thread size in that section.
    • A pre-assembled Milton 0-160 PSI gage #1189 on the regulator shows downstream pressure at a glance, which lets users dial in working pressure appropriate to their tools while observing the gauge scale range.
    • The maximum working pressure up to 150 pounds per square inch supports typical compressed air shop systems within that range, allowing the duo to sit directly in main or branch lines that stay at or below that rating.
    • A maximum flow of 20 standard cubic feet per minute is specified, so this mini assembly aligns with lighter air demands where 21 SCFM capacity is suitable for smaller tools or single-station setups.
    • The operating temperature range of 40 degrees Fahrenheit to 120 degrees Fahrenheit defines where the unit is intended to run, which helps buyers align ambient conditions to the specified functional window.

    Compact Air Line Mounting And Adjustment Focus

    The mini filter-reducer piggyback duo is recommended when space is a problem, so it fits into compact air flow applications where a full-size filter and regulator would crowd adjacent equipment. The 1/4 inch national pipe thread connection provides a straightforward threaded interface to existing lines, which simplifies orienting the body for gauge visibility and bowl access. The pre-assembled Milton #1189 0-160 PSI gage puts pressure feedback directly on the unit, helping users adjust outlet pressure to match tool needs while staying within the gauge range. With maximum working pressure up to 150 PSI and maximum SCFM of 21, the assembly supports smaller air circuits that fall within these limits, so planners can match this component to stations that do not exceed those conditions.

    Using This Milton FR Duo In Air Line Layouts

    Where This Mini Filter-Reducer Duo Fits Best

    The 1/4 inch NPT connection defines this unit as a compact choice for lines built around that thread size, so it integrates well near benches or machines plumbed with 1/4 inch drops. Because the mini filter-reducer piggyback duo is recommended when space is a problem, it suits tight mounting panels where depth and height are limited compared to full size assemblies. The piggyback mini FR duo is ideal for use in compact air flow applications, meaning runs that serve single tools, small benches, or isolated fixtures where flow demands are modest. Its maximum 20 standard cubic feet per minute rating aligns with these more focused circuits, which helps keep pressure loss and flow behavior within expectations for smaller air tools or actuators. The operating temperature range of 40 degrees Fahrenheit to 120 degrees Fahrenheit ties use to typical indoor shop environments, supporting woodworking or light industrial spaces that fall within that band.

    Why The Poly Bowl And Gauge Support Consistency

    The polycarbonate bowl gives a clear reservoir around the filter zone, so users can see accumulated moisture or contaminants while the line is in service. That visibility helps time bowl maintenance in a way that supports consistent airflow and filtration performance over routine cycles. The pre-assembled 0-160 PSI Milton #1189 gage sits directly on the regulator body, giving a direct reading of working pressure where adjustments are made. This arrangement supports repeatable setups because operators can return to known readings when switching between different tools that share the same line. With maximum working pressure up to 150 PSI, the unit is specified to operate within many standard shop system pressures, which supports consistent behavior in main or branch circuits designed for that level. The maximum 21 SCFM capacity and compact configuration together position this mini piggyback FR duo as a practical element in air circuits where moderate flow and stable, visible regulation help reduce rework related to pressure fluctuations or inconsistent filtration.

    Common Questions About This Mini Piggyback FR Duo

    What does the 1/4 inch NPT connection mean for my air line?

    The 1/4 inch national pipe thread connection lets this unit thread into air circuits built around that size, which supports straightforward tie-in to common small-diameter lines.

    How does the 0-160 PSI gauge help daily adjustment?

    The pre-assembled Milton 0-160 PSI gage #1189 shows outlet pressure directly on the body, so users can set and return to specific pressures during regular tool changes.

    What air flow range suits this mini FR duo?

    The piggyback mini FR duo has a maximum SCFM of 21, which aligns with compact air flow applications such as single stations or lighter tool loads using moderate air volume.

    Where is this unit most useful in cramped layouts?

    The mini filter-reducer piggyback duo is recommended when space is a problem, so it is useful on tight panels, small benches, or close to machines with limited clearance.

    How does the polycarbonate bowl support routine operation?

    The polycarbonate bowl provides a clear, lightweight container at the filter, allowing visual monitoring of collected moisture or debris during normal compressed air use.

    What environment suits the temperature rating of this FR duo?

    The operating temperature range of 40 to 120 degrees Fahrenheit matches typical indoor shop conditions, so it suits many woodworking or light industrial air line locations.

    Select This Compact FR Duo For Tight Air Lines

    The 1/4 inch NPT Polycarbonate Mini Piggyback FR Duo from Milton Industries brings filtration and pressure reduction into one compact unit, which suits installers working with limited panel space. With maximum working pressure up to 150 PSI and maximum SCFM of 21, it fits smaller air circuits that operate within those limits. The polycarbonate bowl and pre-assembled 0-160 PSI Milton #1189 gage give clear feedback on both filtration and pressure, supporting consistent day-to-day operation in compact air flow applications. For air lines laid out around 1/4 inch national pipe thread where space is a problem, this mini filter-reducer piggyback duo offers a focused way to condition air close to the point of use.

    Catalog
    V-27
    Thread
    NPT 1/4 inch
    Product Type
    Filter Regulator
    Supplier Pack Size
    1
    Sold In
    1
    Catalog
    V-27
    Thread
    NPT 1/4 inch
    Product Type
    Filter Regulator
    Supplier Pack Size
    1
    Sold In
    1
    Milton Industries
    71% off
    Price Drop
    $78.99$276.86/EachYou save $197.87
    Item # MFS1142 • MFR # S-1142
    1/4" NPT Polycarbonate Mini Piggyback FR Duo
    Item# MFS1142 / MFR Part # S-1142
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    In Stock

    Sold In: 1 Each

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