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APOLLO Tube-Style Sight Glass - Tube-Style Sight Glasses
APOLLOTube-Style Sight Glasses

APOLLO Tube-Style Sight Glass

The APOLLO Water Gauge: Bronze is a tube-style sight glass with a 5/8 in gauge glass diameter and 12 in gauge glass length, rated for a maximum media temperature of 400°F and featuring NPT connections. It includes a…

SKU 3G-OTH-91713

Brand
APOLLO
Item
Tube-Style Sight Glass
Part Number
2020500
Category
Tube-Style Sight Glasses
Available to Order
Also known as:2020500APOLLO
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Technical Specifications

APOLLO
Manufacturer Part Number
2020500
Type
NPT
Glass Lg
12 in Gauge
Glass Dia
5/8 in Gauge
Valve Type
Needle Drain
Gasket Material
EPDM
Max. Media Temp
400°F
Stem Packing Material
TFE

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APOLLO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APOLLO Water Gauge: Bronze is a tube-style sight glass with a 5/8 in gauge glass diameter and 12 in gauge glass length, rated for a maximum media temperature of 400°F and featuring NPT connections. It includes a needle drain valve, with TFE stem packing material and EPDM gasket material, as specified by manufacturer part number 2020500.

Frequently Asked Questions

What is the APOLLO Water Gauge 2020500 used for?

The APOLLO Water Gauge 2020500 is a tube-style sight glass used to visually monitor liquid levels in industrial boilers, tanks, and pressure vessels. It is suitable for applications requiring a maximum media temperature of 400°F and NPT connections, with a needle drain valve for maintenance.

What are the specifications of the APOLLO Water Gauge 2020500?

The APOLLO Water Gauge 2020500 has a bronze body, 5/8 in gauge glass diameter, 12 in gauge glass length, NPT connections, and a maximum media temperature of 400°F. It features a needle drain valve, TFE stem packing, and EPDM gasket material.

Where to buy the APOLLO Water Gauge 2020500 worldwide?

You can source the APOLLO Water Gauge 2020500 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the product reaches your facility reliably.

How to install the APOLLO Water Gauge 2020500?

Install the APOLLO Water Gauge 2020500 by connecting the NPT ports to matching pipe threads, using thread sealant on male threads. Ensure the gauge glass is vertical and secure. Open the needle drain valve slowly to purge air, then close it for normal operation. Follow standard sight glass best practices.

Used in

Common applications for APOLLO
HVAC systems — Apollo bronze ball valves with FNPT connections for isolation of chilled and hot water lines.
Natural gas distribution — Apollo UL-listed bronze ball valves rated for gas service and 600 psi CWP.
Industrial process piping — Apollo stainless steel ball valves with spring-return handles for fail-safe shutoff.
Plumbing and potable water — Apollo brass ball valves with sweat connections for copper tubing installations.
Steam service — Apollo bronze ball valves with MPTFE seals and high-temperature ratings.
Backflow prevention — Apollo bronze ball check valves with RPTFE balls for inline flow control.
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APOLLO Products

3G Electric supplies APOLLO tube-style sight glasses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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