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System of Measurement
Inch
Metric
Pipe Size
1/8
1/4
3/8
1/2
3/4
1
1
1/4
1
1/2
2
Material
Aluminum
Brass
Bronze
Glass
Plastic
Quartz
Rubber
Stainless Steel
Steel
Zinc Alloy
For Use With
Alcohol-Based Solvents
Acid
Air
Benzene
Diesel Fuel
Glycerin
Grease
Hydraulic Fluid
Hydraulic Fluid (Petroleum Based)
Ketone
Oil
Sodium Bicarbonate (Baking Soda)
Steam
Water
Thread Type
BSPP
Metric
NPT
NPTF
UN/UNF (SAE Straight)
UNF
UNS
Connection Center-to-Center
3"
4"
5"
6"
7"
8"
9"
10"
11
1/4"
12"
13
1/4"
14"
15"
16"
17
1/2"
18"
20"
22"
24"
30"
Shape
90° Elbow
Cap and Plug
Corner
Straight
Overall Height
2
5/16"
2
3/4"
3"
3
3/16"
3
1/4"
3
5/16"
3
7/16"
3
1/2"
3
11/16"
3
3/4"
3
13/16"
3
7/8"
3
15/16"
4"
4
1/4"
4
1/2"
4
5/8"
4
11/16"
Thread Size
1/2"
-20
5/8"
-27
3/4"
-16
3/4"
-27
1
1/16"
-12
1
5/16"
-12
1
7/8"
-12
M16
M20
M25
M27
M30
M40
Gender
Female
Male
Maximum Temperature
100° F to 199° F
200° F to 249° F
250° F to 499° F
500° F or greater
Window Height
1
5/16"
1
3/8"
1
1/2"
1
7/8"
2
1/2"
2
3/4"
3
1/4"
3
5/16"
3
3/8"
3
1/2"
4
1/4"
4
5/16"
4
1/2"
4
7/8"
5
1/4"
5
5/16"
5
1/2"
6
5/16"
Maximum Pressure @ Temperature
10 psi @ 70° F
20 psi @ 70° F
25 psi @ 70° F
30 psi @ 70° F
50 psi @ 70° F
60 psi @ 70° F
65 psi @ 70° F
75 psi @ 70° F
100 psi @ 70° F
125 psi @ 70° F
150 psi @ 70° F
180 psi @ 70° F
185 psi @ 70° F
200 psi @ 70° F
210 psi @ 70° F
240 psi @ 70° F
250 psi @ 70° F
260 psi @ 70° F
Fitting Connection
Flanged
Threaded
Window Material
Glass
Plastic
Quartz
Mount Type
Hide
Adhesive Back
Bolt On
Bracket
Clamp
Clamp On
Flange
Hammer On
Magnetic
Magnetic Back
Magnetic Base
Plain Back
Press Fit
Push In
Rest On
Screw
Screw In
Screw On
Slip On
Static Cling
Strap
Stud Anchor
Tack
Tapping Screw
Threaded
Threaded Hole
Threaded Stud
Through Hole
Unthreaded Hole
Weld On
Wraparound
Window Diameter
1/4"
5/16"
3/8"
7/16"
1/2"
9/16"
5/8"
11/16"
3/4"
13/16"
7/8"
15/16"
1"
1
1/16"
1
1/8"
1
3/16"
1
1/4"
1
3/8"
1
7/16"
1
1/2"
1
5/8"
1
3/4"
1
7/8"
2"
2
1/2"
2
9/16"
3
35/64"
Connects To
Pipe
Tube
Minimum Temperature
-49° F to -1° F
0° F to 49° F
50° F or greater
Not Rated
Seal Material
Buna-N
Fluoroelastomer
Neoprene
RoHS
Compliant
Compliant with Exemptions
Not Compliant
Height
2
5/16"
2
3/4"
3"
3
3/16"
3
1/4"
3
5/16"
3
7/16"
3
1/2"
3
11/16"
3
3/4"
3
13/16"
3
7/8"
3
15/16"
4"
4
1/4"
4
1/2"
4
5/8"
4
11/16"
U.S.–Mexico–Canada Agreement (USMCA) Qualifying
Yes
No
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
2B999
EAR99
REACH
Compliant
Not Compliant
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493 Products
Liquid-Level Gauges
Liquid-Level Indicators
Oil-Level Indicators
Monitor fluid levels in gear boxes, crank cases, and other reservoirs
122 products
High-Pressure Oil-Level Indicators
Monitor fluid levels in pressurized applications, such as hydraulic systems
83 products
Easy-View Oil-Level Indicators
Made with clear plastic so you can check fluid levels from any angle
15 products
Flexible Easy-View Liquid-Level Indicators
Bend around the contours of your hydraulic fluid, oil, or water tank
14 products
Chemical-Level Indicators
Check the level of liquids containing chemicals such as boric acid and sodium bicarbonate
11 products
Liquid-Level Indicators with Shut-Off Valve
Stop the flow so you can clean and replace gauge glass without removing the indicator
16 products
Easy-View High-Pressure Oil-Level Indicators
The nylon body and window resist shattering and allow you to check levels from any angle
7 products
High-Pressure Oil-Level and Temperature Indicators
Check the temperature and the fluid level in a pressurized system
27 products
Oil-Level and Temperature Indicators
Monitor the fluid level and temperature in gear boxes, crank cases, and other reservoirs
14 products
Other Products
Sights
Observe and monitor the contents of pipes, tanks, and other containers
186 products
Surface Guards
Protect walls and other flat surfaces from impact
4 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)