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Ralston Instruments

For over 40 years, Ralston Instruments have engineered pressure calibration equipment and systems for a wide range of applications, saving time and taking the guesswork out of critical pressure testing, maintenance, and repair operations.

Searching for: ralston-instruments
Viewing Page 1 of 6 (72 results)
QTHA-2TB0

1/4" Male Brass Quick Test Tube Fitting

Item #: QTHA-2TB0

1/4" Male Brass Quick Test Tube Fitting This brass tube fitting Quick-test adapter will provide a gas-tight, wrench-free connection to any type of tube fitting including but not limited to Swagelok, Parker, Hoke, SSP, or Tylok. The leak free seal saves time and provides greater efficiency.
$12.90
10 EA In Stock*
UOM : EA
QTQT-HOS-3FT

3 ft Brass Quick-test 6900 PSI Hose

Item #: QTQT-HOS-3FT

3 ft Brass Quick-test 6900 PSI Hose Attach or detach this hose without a wrench or thread sealant while maintining a working pressure of 6900 psi (475 bar). It's small in diameter, flexible and low in volume. It's great for transmitting pressure during a vacuum or pressure calibration.
$46.50
6 EA In Stock*
UOM : EA
QTHA-2FB0

1/4" Female Brass NPT, Male Quick-test

Item #: QTHA-2FB0

1/4" Female Brass NPT, Male Quick-test The removable cap provides easy access to connect a Quick-test hose to the process for calibration purposes and is easily sealed bubble-tight again when calibration is complete
$11.10
10 EA In Stock*
UOM : EA
QTFT-2MB0

1/4" Male Brass NPT Cap & Chain

Item #: QTFT-2MB0

1/4" Male Brass NPT Cap & Chain The removable cap provides easy access to connect a Quick-test hose to the process for calibration purposes and is easily sealed bubble-tight again when calibration is complete
$18.10
Please Call for Lead Time *
UOM : EA
QTQT-HOS-5FT

5 ft Brass Quick-test 6900 PSI Hose

Item #: QTQT-HOS-5FT

5 ft Brass Quick-test 6900 PSI Hose Attach or detach this hose without a wrench or thread sealant while maintining a working pressure of 6900 psi (475 bar). It's small in diameter, flexible and low in volume. It's great for transmitting pressure during a vacuum or pressure calibration.
$55.10
3 EA In Stock*
UOM : EA
QTHA-FRS0

5/16"-24 S.S. UNF with Male Quick-test

Item #: QTHA-FRS0

5/16"-24 S.S. UNF with Male Quick-test This S.S. DP Transmitter Quick-test adapter connects a Quick-test hose to a DP transmitter or gauge valve using the bleeder port when the transmitter is not mounted on a 3 valve manifold or gauge valve or when the manifold isn't easily accessible.
$36.00
6 EA In Stock*
UOM : EA
QTHA-2FBA

1/4" female NPT x female Quick-test,

Item #: QTHA-2FBA

1/4" female NPT x female Quick-test, no check-valve, brass
$15.40
Please Call for Lead Time *
UOM : EA
QTHA-3TBO

3/8" Brass Tube Fitting, Male Quick-test

Item #: QTHA-3TBO

3/8" Brass Tube Fitting, Male Quick-test This brass tube fitting Quick-test adapter will provide a gas-tight, wrench-free connection to any type of tube fitting, including Swagelok, Parker, Hoke, SSP, Tylok or equivalent. The leak free seal saves time and provides greater efficiency.
$14.80
Please Call for Lead Time *
UOM : EA
QTQT-HOS-6FT

6 ft Brass Quick-test 6900 PSI Hose

Item #: QTQT-HOS-6FT

6 ft Brass Quick-test 6900 PSI Hose Attach or detach this hose without a wrench or thread sealant while maintining a working pressure of 6900 psi (475 bar). It's small in diameter, flexible and low in volume. It's great for transmitting pressure during a vacuum or pressure calibration.
$59.40
Please Call for Lead Time *
UOM : EA
QTHA-2MB0

1/4" Male Brass NPT with Male Quick-test

Item #: QTHA-2MB0

1/4" Male Brass NPT with Male Quick-test This brass adapter connects a Female NPT to Quick-test hoses with brass or stainless steel hose ends. It is ideal for quickly connecting and disconnecting Quick-test hoses for testing, calibrating, and sampling.
$9.10
Please Call for Lead Time *
UOM : EA
QTQT-HOS-2FT

2 ft Brass Quick-test 6900 PSI Hose

Item #: QTQT-HOS-2FT

2 ft Brass Quick-test 6900 PSI Hose Attach or detach this hose without a wrench or thread sealant while maintining a working pressure of 6900 psi (475 bar). It's small in diameter, flexible and low in volume. It's great for transmitting pressure during a vacuum or pressure calibration.
$42.20
Please Call for Lead Time *
UOM : EA
QTHA-HSHS

Male Brass, Male Hose

Item #: QTHA-HSHS

Male Brass, Male Hose This brass Quick-test union can connect two Quick-test hoses or two Quicktest adapters together, depending on the union.The Quick-test connection makes the process of conecting two hoses together quick an easy.
$10.80
Please Call for Lead Time *
UOM : EA
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