BROWSE CATALOG
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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
Graphite Composite
Iron
Plastic
Quartz
Rubber
Stainless Steel
Steel
Zinc Alloy
Thread Type
BSPP
Metric
NPT
NPTF
UN/UNF (SAE Straight)
UNF
For Use With
Hide
Alcohol-Based Solvents
Beverage
Chemicals
Compressed Air
Food
Acetic Acid (White Vinegar)
Air
Alcohol
Ammonia
Ammonium Hydroxide
Benzene
Boric Acid
Citric Acid
Coolant
Diesel Fuel
Ethanol
Fuel Oil
Gasoline
Glycerin
Grease
Hydraulic Fluid
Hydraulic Fluid (Petroleum Based)
Inert Gas
Ketone
Mineral Oil
Nitric Acid
Oil
Sodium Bicarbonate (Baking Soda)
Steam
Water
Salt Water
Water
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
5/16"
1
3/8"
1
7/16"
1
1/2"
1
9/16"
1
5/8"
1
3/4"
1
7/8"
1
15/16"
2"
2
3/16"
2
1/2"
2
5/8"
2
3/4"
2
7/8"
3
1/8"
3
1/4"
3
1/2"
4"
5"
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
90 psi @ 70° F
100 psi @ 70° F
120 psi @ 70° F
125 psi @ 70° F
130 psi @ 70° F
150 psi @ 70° F
175 psi @ 70° F
180 psi @ 70° F
200 psi @ 70° F
225 psi @ 70° F
Maximum Temperature
Less than 250° F
250° F to 499° F
500° F to 999° F
1,000° F to 1,999° F
Hex Size
5/8"
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
1/8"
2
3/16"
2
1/4"
2
1/2"
2
5/8"
2
3/4"
Window Material
Glass
Plastic
Quartz
For Liquid Appearance
Clear
Dark
Fitting Connection
Barbed
Threaded
Thread Size
1/2"
-20
3/4"
-16
1
1/16"
-12
1
5/16"
-12
1
7/8"
-12
M16
M20
M25
M27
M30
M40
Mount Type
Clamp On
Flange
Screw In
Weld On
Gender
Female
Male
Connects To
Pipe
Tube
Hole Diameter
5/8"
3/4"
1"
1
1/4"
1
1/2"
1
3/4"
1
7/8"
2"
2
1/4"
2
3/8"
2
1/2"
3
1/8"
4"
4
11/16"
5"
OD
1"
1
1/4"
1
1/2"
2"
2
1/2"
3"
3
5/8"
4"
4
7/16"
5"
5
13/16"
7"
Minimum Temperature
-250° F or less
-249° F to -50° F
-49° F to -1° F
0° F to 49° F
Not Rated
Body Material
Brass
Bronze
Plastic
Stainless Steel
Steel
Seal Material
Plastic
Rubber
U.S.–Mexico–Canada Agreement (USMCA) Qualifying
Yes
No
RoHS
Compliant
Compliant with Exemptions
Not Compliant
Export Control Classification Number (ECCN)
2B999
EAR99
REACH
Compliant
Not Compliant
DFARS Specialty Metals
Exempt
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633 Products
Sights
Sights
Observe and monitor the contents of pipes, tanks, and other containers
85 products
High-Visibility Sights
An indicator ball lets you view liquid movement and level changes from afar
25 products
Shatter-Resistant Sights
Window and body are made from a single piece of plastic for shatter resistance
17 products
High-Pressure Sights
Thick glass fused to a metal body resists cracking at high pressures
21 products
Weld-On Sights
Weld to single-wall tanks in equipment such as process vessels and mixers
6 products
Sights for Quick-Clamp Sanitary Tube Fittings
Connect to quick-clamp fittings in food processing lines
12 products
High-Temperature Sights
Quartz window withstands heat up to 1600° F in equipment such as kilns
6 products
Easy-View Flanged Sights
Check tank contents from multiple angles through the domed window
The extended flange is easily bolted to tank walls
1 product
Through-Wall Sights
Mount in unthreaded holes from the inside of your tank using a lock nut
24 products
Press-Fit Through-Wall Sights
Press into a hole from the outside of your tank, no mounting nuts required
3 products
Easy-View Sights
View tank contents from multiple angles through the plastic domed window
4 products
Flanged Sights
The extended flange is easily bolted to tank walls
5 products
Other Products
Flow Sights
Visually confirm flow and inspect liquid color and clarity
136 products
Liquid-Level Gauges
Monitor fluid levels in containers
203 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)