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Instrument
Adapter Flanges

Patent #4977917
 
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D/A Adapter Flanges
  • Designed to convert any standard 1-5/8" 2 bolt flanged instrument connection directly to a variety of common screwed, welded, or tube connections
  • Mounts directly to any instrument or manifold flange connections
  • Replaces conventional football flanges
  • Accomodates a box end wrench on both mounting bolts
  • Model AF3 converts any manifold with threaded connections directly to a flanged instrument connection allowing it to be directly mounted to a transmitter
  • Slotted mounting holes permit side to side adjustments for piping or instrument deviation from the standard 2-1/8" centers
  • One piece construction reduces number of parts and potential for leakage
Installation Specifications
Adapter Flange Installations
  • Investment cast 316SS body
  • Standard 1-5/8" center to center bolt holes
  • Face seals for Model AF
    Standard: Ryton:
    6000psi @ 325ºF
    2500psi @ 520ºF
    Optional: Teflon
    6000psi @ 150ºF
    3500psi @ 220ºF
  • All models are supplied with (2) Plated 7/16-20 Grade 8 Bolts


Code  Adapter Flange Model
AF  Standard - Recessed to accept face seals (Includes face seals)
AF3  Optional - Flat face flange connection
| Code  Type of Connection - Flanged x ?
| 1  1/2" MNPT
| F4  1/2" FNPT
| T4  1/2" Tube fitting (Packer CPI std. nut & ferrule supplied)
 Parker A-Lok, Swagelok, and Bi-Lok also available (consult factory)
| SW4  1/2" Female socket weld
| BW4  1/2" Buttweld Connection (specify 40, 80, or 160 schd.)
| BW6  3/4" Buttweld Connection (specify 40, 80, or 160 schd.)
| | Code  Face Seal (Code not required on AF3 model)
| | R  Ryton (6000psi @ 325ºF, 2500psi @ 520ºF)
| | T  Teflon (6000psi @ 150ºF, 3500psi @ 220ºF)
| | | Code  Material
| | | SS  316SS cast from premium ignot grade
 Contact factory for availability of Monel &
 Hastelloy C in some models
| | | |  
Model Number

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D/A Manufacturing Co., Inc.
Hwy 86 East or P.O. Box T
Tulia, TX  79088-0920 USA
Phone: (806)995-2316
FAX: (806)995-4601