
SERIES UGI, UGJ & UGK | UTILITY GAGES
FEATURES/BENEFITS
• Dual scale provides reading in easily recognizable units
• Good accuracy gage for value-sensitive applications
• Compact size provides for mounting with dimensional limitations
• Higher accuracy gage for value-sensitive applications requiring more
precise measurement
• Back or bottom mounting and compact size provides for mounting with
dimensional limitations
APPLICATIONS
• Air regulators
• Pneumatic systems
UGI
DESCRIPTION
The Series UGI & UGJ Utility Gages possess dual psi and bar (x100 kPa) scales with
±2.5% accuracy. The Series UGK Utility Gages have dual psi and bar (x100 kPa) scales
with ±1.5% accuracy. They are designed with black steel housings. Wetted parts include a
brass socket and phosphor bronze tube. A wide offering of ranges are available from full
vacuum to 300 psi. The center back mounting and compact size makes this gage the perfect
choice for pneumatic air regulators.
SPECIFICATIONS
Service Compatible gases and liquids.
Wetted Materials Brass connector, phosphor bronze tube.
Housing Black painted steel.
Lens Polycarbonate.
Accuracy UGI & UGJ: ±2.5% FS; UGK: 1.5% FS.
Pressure Limit FS range.
Temperature Limits -4 to 140°F (-20 to 60°C).
Size UGI: 1.5” (40 mm); UGJ: 2” (50 mm); UGK: 2.5” (63 mm).
Process Connection UGI: 1/8” male NPT center back; UGJ: 1/8” NPT; UGK:1/4” male NPT.
Weight UGI: 2.1 oz (59 g); UGJ: 3.8 oz (108 g); UGL: 5.1 oz (145 g) bottom, 5.5 oz (155 g) black).
UGJ
UGK
UGJ Back
UGK Back
dwyer-inst.com
DWYER INSTRUMENTS, INC.

DIMENSIONS
HOW TO ORDER
2-1/64
Ø1-21/32
[Ø42.00]
UGI
63/64
[25.00]
2-1/2
[63.50]
Ø1-39/64
[Ø41.00]
5/8
[16.00]
1-5/32
[29.50]
2-7/16
[62.00]
1/4˝ NPT
13/32
[10.50]
UGK
[43.50]
1/8˝ NPT
Ø2-1/2
[Ø63.50]
UGJ
1-5/32
[29.50]
Ø2-3/64
[Ø52.00]
1-1/8
[28.50]
Ø2-15/32
[Ø62.50]
13/16
[20.50]
Ø2-1/64
[Ø51.00]
25/64
[10.00]
Use the bold characters from the chart below to construct a product code.
UGI -B1 01 41N
CONNECTION
SERIES
UGI: 1.5˝ utility gage
UGJ: 2˝ utility gage
UGK: 2.5˝ utility gage
21N: 1/8˝ bottom connection, available only for
Series UGJ
41N: 1/8˝ NPT back connection, available only
for Series UGI & UGJ
22N: 1/4˝ bottom connection, available only for
MODEL
-B1: Series UGI
-C1: Series UGJ
-D1: Series UGK
Series UGK
42N: 1/4˝ NPT back connection, available only
for Series UGK
RANGE
01 - 30 in Hg to 0
03 - 0 to 30 psi
04 - 0 to 60 psi
05 - 0 to 100 psi
06 - 0 to 160 psi
07 - 0 to 200 psi
10 - 0 to 300 psi, not available for Series UGJ
Important Notice: Dwyer Instruments, Inc. reserves the right to make changes to or discontinue any product or service identied in this publication without notice. Dwyer advises its customers to obtain the
latest version of the relevant information to verify, before placing any orders, that the information being relied upon is current.
DWYER INSTRUMENTS, INC.
dwyer-inst.com
800-872-9141
DS-UGI-UGJ-UGK | 12/18