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Daughtridge Sales Co., Inc.
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Toll Free: 800-967-7507 • Fax: 252-977-2192
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Wika Threaded Seals |
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L990.TA
Application
Process industry diaphragm seal to
combine with Bourdon tube pressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure media.
Design
Upper and lower housing welded with
integral diaphragm requires hydraulic
fluid to transmit pressure to instrument
Process Connection
¼” or ½” NPT-female, other see options
Instrument Connection
¼” or ½” NPT-female
Suitable Pressure Ranges
(MWP 2500PSI @100°F)
2½” gauge: 100 PSI to 2500 PSI
4 or 4½” gauge: 400 PSI
to 2500 PSI
Available Options
See Product Data Sheet
PRODUCT DATA SHEET
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L990.TB
Application
Process industry diaphragm seal to
combine with Bourdon tube pressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure media.
Design
Upper and lower housing welded with
integral diaphragm requires hydraulic
fluid to transmit pressure to instrument
Process Connection
¼” or ½” NPT-female, other see options
Instrument Connection
¼” or ½” NPT-female
Suitable Pressure Ranges
(MWP 2500PSI @100°F)
2 ½” gauge: 15 PSI to 2500 PSI
4 or 4 ½” gauge: 15 PSI to 2500 PSI
Available Options
See Product Data Sheet
PRODUCT DATA SHEET |
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L990.10
Application
Process industry diaphragm seal to
combine with Bourdon tube pressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure
media.
Design
Internal welded diaphragm with threaded
process connection;requires hydraulic
fluid to transmit pressure to instrument
Process Connection
¼” to 1” NPT-female or
¼” to ¾” NPT male
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
(MWP 3675PSI @250°F)
15 PSI to 3675 PSI
Available Options (connections, materials, flushing ports, etc.)
See Product Data Sheet
PRODUCT DATA SHEET |
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L990.TC
Application
Process industry diaphragm seal to
combine with Bourdon tube pressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure
media..
Design
Internal clamped diaphragm with
threaded process connection; requires
hydraulic fluid to transmit pressure to
instrument
Process Connection
¼” to 1” NPT-female or
¼” to ¾” NPT male
Instrument Connection
¼” or ½” NPT-female
Suitable Pressure Ranges
(MWP 2500PSI @250°F)
15 psi to 2500 psi
Available Options (connections, materials, flushing ports, etc.)
See Product Data Sheet
PRODUCT DATA SHEET
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L990.14
Application
Process industry diaphragm seal to
combine with Bourdon tube pressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure
media.
Design
Internal welded diaphragm with
threaded process connection; requires
hydraulic fluid to transmit pressure to
instrument
Process Connection
¼” to ½” NPT-female
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
(MWP 9000PSI @250°F)
100 PSI to 9000 PSI
(for lower ranges consult factory)
Available Options
(connections, materials, etc.)
See Product Data Sheet
PRODUCT DATA SHEET
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L990.34
Application
Process industry diaphragm seal to
combine with Bourdon tubepressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure
media.
Design
Upper and lower housing welded with
Internal welded diaphragm,threaded
process connection; requires hydraulic
fluid to transmitpressure to instrument
Process Connection
¼” NPT to 1” NPT
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
2 ½” Gauge:100PSI to 9000PSI
4 and 4 ½” Gauge: 400PSI to 9000PSI
Available Options (connections, materials, flushing ports, etc.)
See Product Data Sheet
PRODUCT DATA SHEET
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L990.36
Application
Process industry diaphragm seal to
combine with Bourdon tube pressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure
media.
Design
Body with flush diaphragm which
requires system fill fluid to
transmit
pressure to the instrument.
Process Connection
1/2” NPT to 1” NPT
Instrument Connection
¼” or ½” NPT-female
Suitable Pressure Ranges
DM 0.7” 2 ½” Gauge:1500PSI to 9000PSI 4 and 4 ½” Gauge:not available
DM 0.9” 2 ½” Gauge:160PSI to 9000PSI
4 and 4 ½” Gauge:1500PSI to 9000PSI
DM 1.0” 2 ½” Gauge:160PSI to 9000PSI
4 and 4 ½” Gauge:1000PSI to 9000PSI
Available Options (connections, materials, flushing ports, etc.)
See Product Data Sheet
PRODUCT DATA SHEET
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L990.40
Application
Process industry diaphragm seal to
combine with Bourdon tube pressure
gauges. Intended for corrosive,
contaminated, hot or viscous pressure
media
Design
Internal 3.5” diaphragm with larger
displacement and improvedSensitivity to
lower pressure ranges; requires hydraulic
fluid totransmit pressure to instrument
Process Connection
¼” to 1” NPT-female, others see options
Instrument Connection
Capillary, ¼” or ½” NPT-female
Suitable Pressure Ranges
(MWP 1500PSI @250F)
10” H2O to 1500 PSI
Available Options
See Product Data Sheet
PRODUCT DATA SHEET
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Right click on the Product Data Links to download the product sheet to your computer. |
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Product Data Sheets require Adobe Acrobat Reader.
Click on the link below to get the lastest version.
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