Daughtridge Sales Co., Inc.

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Wika Sanitary Seals

 

L990.18

Application
Food & Beverage and Pharmaceutical industry diaphragm seal to combine with Bourdon tube pressure gauges or transmitters. Intended for hygienic
pressure media.
Design
External, flush diaphragm and female or male hygienic–type connection,which requires hydraulic fluid to transmit
pressure to
instrument.
Process Connection
DN25 to DN80 per DIN11851
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
15 PSI to 600PSI
Available Options
(connections, materials, etc.)
See Product Data Sheet

PRODUCT DATA SHEET
L990.18
 

L990.22

Application
Food & Beverage and Pharmaceutical
industry chemical seal to combine with
Bourdon tube pressure gauges. Intended
for hygienic pressure media.
Design
External, flush diaphragm for Tri Clamp®
connection, which requires hydraulic fluid
to transmit pressure to instrument
Process Connection
1 ½” to 4”
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
15 PSI to 600PSI
(clamping device dependent)
Available Options
(connections, materials, etc.)
See Product Data Sheet

PRODUCT DATA SHEET
L990.22
   

L990.57

Application
Food & Beverage and Pharmaceutical
industry diaphragm seal to combine with
Bourdon tube pressure gauges. Intended
for hygienic pressure media.
Design
External, flush diaphragm for Cherry Burrell® connection, which requires
hydraulic fluid to transmit pressure to
instrument
Process Connection
1 ½” to 3”
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
15 PSI to 350PSI (up to 500PSI)
Available Options
(connections, materials, etc.)
See Product Data Sheet

PRODUCT DATA SHEET
L990.57
 
     

L990.58

Application
Food & Beverage and Pharmaceutical industry diaphragm seal to combine with
Bourdon tube pressure gauges.Intended
for hygienic pressure media.
Design
External, flush diaphragm for APC aseptic
connection, which requires hydraulic fluid
to transmit pressure to instrument
Process Connection
1 ½” to 4”
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
15 PSI to 350PSI (up to 500PSI)
Available Options
(connections, materials, etc.)
See Product Data Sheet

PRODUCT DATA SHEET
L990.58
   

L990.SD

Application
Food & Beverage and Pharmaceutical
industry diaphragm seal to combine with
Bourdon tube pressure gauges. Intended
for hygienic pressure media.
Design
External, flush diaphragm which requires
hydraulic fluid to transmit pressure to
instrument
Process Connection
Tank Spud
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
15 psi to 600PSI
Available Options
(connections, materials, etc.)
See Product Data Sheet

PRODUCT DATA SHEET
L990.SD
     
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