APOLLOTube-Style Sight Glasses

APOLLO Water Gauge: Bronze, 5/8 in Gauge Glass Dia, 12 in Gauge Glass Lg, 350°F Max. Media Temp

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 350°F and featuring NPT connections. It includes a…

SKU 3G-OTH-91701

Brand

APOLLO

Item

Water Gauge: Bronze, 5/8 in Gauge Glass Dia, 12 in Gauge Glass Lg, 350°F Max. Media Temp

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Specifications

APOLLO

Manufacturer Part Number

2010500

Type

NPT

Glass Lg

12 in Gauge 

Glass Dia

5/8 in Gauge 

Valve Type

Needle Drain 

Gasket Material

EPDM 

Max. Media Temp

350°F 

Stem Packing Material

TFE

Technical Documents

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APOLLO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the APOLLO Water Gauge 2010500 used for?

The APOLLO Water Gauge 2010500 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 bronze body, NPT connections, and a maximum media temperature of 350°F.

What are the specifications of the APOLLO Water Gauge 2010500?

The APOLLO Water Gauge 2010500 has a 5/8 in gauge glass diameter and 12 in gauge glass length. It features NPT connections, a needle drain valve, TFE stem packing, and EPDM gaskets. Maximum media temperature is 350°F. The manufacturer part number is 2010500.

Where to buy the APOLLO Water Gauge 2010500 worldwide?

3G Electric supplies the APOLLO Water Gauge 2010500 to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and a quote.

How to install the APOLLO Water Gauge 2010500?

Install the APOLLO Water Gauge 2010500 by connecting the NPT ports to matching pipe threads. Ensure the gauge glass is properly seated and the EPDM gaskets are in place. Tighten the needle drain valve gently. Always follow standard industry practices for pressure-rated sight glass installation.

Used in

Common applications for APOLLO

Water supply systems — APOLLO double check valve backflow preventers (Series 4A) for backflow protection in commercial buildings.

HVAC piping — APOLLO bronze ball valves (two-piece, FNPT) for shut-off and isolation in heating and cooling loops.

Irrigation networks — APOLLO double check valve assemblies (bronze, FNPT) to prevent contamination of potable water sources.

Process piping — APOLLO three-piece ball valves (full-port, sweat connections) for maintenance-friendly flow control in industrial lines.

Safety systems — APOLLO spring-return lever ball valves (bronze, FNPT) for fail-safe shut-off in fuel or gas applications.

Plumbing repairs — APOLLO repair kits (complete check kits) for servicing backflow preventers in existing installations.

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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