Bird Precision
Bird Precision
One Spruce Street, P.O. Box 540569
Waltham, MA 02454-0569 USA
Phone: (800) 454-7369
Fax: (800) 370–6308
Email: sales@birdprecision.com
Website: www.birdprecision.com
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PVDF Plastic compresion Union for 1/4" diameter plastic or stainless tubing. PFA-420-6

This union comes with a special PVDF insert and Sapphire conical style Orifices

For elevated pressure applications the flow should push the orifice into it's seat in the fitting.
RB82318 Series Plastic Orifice Union Connector
Unit of Measure
1 2 

Item #

Item Name

Orifice Inner Diameter (I.D.)

Diameter

Tube Diameter

Orifice Outer Diameter (O.D.)

RB82318PL-24040 N/A RB82318 Series 0.0145 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0145 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24041 N/A RB82318 Series 0.0150 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0150 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24113 N/A RB82318 Series 0.0155 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0155 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24114 N/A RB82318 Series 0.0160 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0160 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24115 N/A RB82318 Series 0.0165 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0165 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24046 N/A RB82318 Series 0.0170 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0170 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24050 N/A RB82318 Series 0.0180 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0180 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24005 N/A RB82318 Series 0.0185 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0185 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24051 N/A RB82318 Series 0.0190 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0190 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24029 N/A RB82318 Series 0.0200 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0200 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24060 N/A RB82318 Series 0.0210 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0210 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24014 N/A RB82318 Series 0.0230 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0230 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24009 N/A RB82318 Series 0.0240 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0240 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24054 N/A RB82318 Series 0.0290 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0290 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
RB82318PL-24027 N/A RB82318 Series 0.0330 Inch (in) Inner Diameter (I.D.) and 0.087 Inch (in) Outer Diameter (O.D.) Plastic Orifice Union N/A 0.0330 in N/A 1/4 in N/A 1/4 in N/A 0.0870 in
Unit of Measure
1 2