Tubular Gauge Valves - IRN/PVC/AL/BRS

Features
• Sizes 1/4" NPT up to 1" Flanged
• Auto Ball Checks Available
• For Glass Tube or Shielded Gauges

Ratings
• Pressure Ratings
are subject to the
   limitations of the gauge glass (Page 42)
• Temperature Ratings are subject to the
    limitations of the packing (Page 45).

Materials (Body)
• 426: Iron, Neoprene Glass Packing
• 465: PVC, Viton®* Glass Packing
• 473: Brass
• 474: Carbon Steel
• 475: Aluminum

A Special Note About Corrosion
• Excessive corrosion may result in leakage, glass
   breakage, and premature valve failure.
• Be sure all wetted components of the g auge are
   constructed with materials compatible with the
   service medium. John C. Ernst Co. does not
   make chemical compatibility recommendations.
• See the "Compass Corrosion Guide" or
   equivalent for material compatibility


Model Size

NPT
Glass OD Glass Length from Centers Rod Length
from Centers
426-04 1/2" 5/8" - 2" - 1"
426-05 3/4" 3/4" - 2" - 1"
465-04 1/2" 3/4" - 2" - 1"
465-05 3/4" 3/4" - 2" - 1"
465-06 1" 3/4" - 2" - 1"

Model Maximum Liquid Pressure @ Temp PSIG / F Steam Service PSIG Auto
Ball Checks
426-04 185/100F to 160/425F 165 Yes
426-05 490/100F to 415/425F 415 Yes
465 120/75F to 75/100F N/A Opt


The Models 473, 474, 475 all come in sizes from 1/4" NPT to 3/4" NPT. They also come in a Flush Mount design with a 1/2-20NF straight thread with nuts.
For Glass see Page 42.

For Shielded Gauges see Page 34.
 
*Viton®
is a registered trademark of DuPont Dow Elastomers
 
Catalog Page 30
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John C. Ernst Co., Inc.
Sparta, NJTel: 973-940-1600Fax: 973-940-1620
Toll Free: 1-888-463-7678

Email: info@johnernst.com

Mailing Address
21 Gail Court
Sparta, NJ 07871
Physical Address
21 Gail Court
Sparta, NJ 07871