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SupcoFlare Connection Sight Glasses

SUPCO Flare Connection Sight Glass, Brass, 3-1/4 in L, SG115

The SUPCO Sight Glass (MPN SG115) is a flare connection sight glass made of brass, measuring 3 1/4 inches in length. This industrial component from SUPCO allows visual inspection of fluid flow or level in piping systems.

SKU 3G-OTH-71680

Also listed as: SG 115 · SG-115

Brand
Supco
Item
Flare Connection Sight Glass, Brass, 3-1/4 in L, SG115
Category
Flare Connection Sight Glasses
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Supco
Manufacturer Part Number
SG115
Material
Brass

Technical Documents

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

Product Description

The SUPCO Sight Glass (MPN SG115) is a flare connection sight glass made of brass, measuring 3 1/4 inches in length. This industrial component from SUPCO allows visual inspection of fluid flow or level in piping systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a SUPCO sight glass used for?

A SUPCO sight glass allows visual inspection of fluid flow or level in piping systems. The brass flare connection model SG115 is commonly used in HVAC, refrigeration, and industrial process lines to monitor refrigerant or oil condition without disassembling the system.

What are the specifications of the SUPCO SG115 sight glass?

The SUPCO SG115 is a flare connection sight glass made of brass, measuring 3 1/4 inches in length. It is designed for visual monitoring of fluid flow or level in piping systems. The manufacturer part number is SG115.

Where to buy a SUPCO SG115 sight glass worldwide?

3G Electric supplies the SUPCO SG115 sight glass to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this brass flare connection sight glass.

How to install a SUPCO flare sight glass?

Install the SUPCO SG115 sight glass by connecting the brass flare fittings to matching flare nuts on your piping. Tighten securely with wrenches, but avoid over-torquing to prevent damage. Always follow system manufacturer guidelines for orientation and pressure limits.

Used in

Common applications for Supco
Commercial refrigeration display cases — Supco RO82 relay and CSS-25U starter for compressor motor control without run capacitors
Medium-load HVAC systems — Supco SPP 6/SPP 8 hard-start devices to reduce compressor inrush current and extend motor lifespan
Cold-chain pharmaceutical and food storage — SL300TH temperature–humidity data logger for continuous monitoring and regulatory documentation
Refrigerant service operations — Piercing valves and perforator cocks in 1/2" and 5/8" sizes for fast, non-invasive line access
Compressor thermal management — Universal Compressor Door for reducing shell temperature and improving efficiency in hot ambient conditions
Retrofit and field repairs — Supco controls with Quick Connect terminals for rapid installation in legacy refrigeration circuits

Supco Products

3G Electric supplies Supco flare connection 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This MUELLER sight glass features a brass body with flare connections for secure installation in piping systems. It allows visual monitoring of fluid flow or level, commonly used in refrigeration, HVAC, and process lines. Length: 3 inches
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This MUELLER sight glass features a brass body with flare connections for secure installation in piping systems. It allows visual monitoring of fluid flow or level, commonly used in refrigeration, HVAC, and process lines. Length: 3 inches
This flare connection sight glass is constructed from brass, providing corrosion resistance in piping systems. It allows visual indication of fluid flow or level in refrigeration, HVAC, and process lines. The flare fitting ensures a leak-tight seal. Overall length is 3 7/16 inches
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This flare connection sight glass is constructed from brass, providing corrosion resistance in piping systems. It allows visual indication of fluid flow or level in refrigeration, HVAC, and process lines. The flare fitting ensures a leak-tight seal. Overall length is 3 7/16 inches
This MUELLER sight glass features a brass body with flare connections for visual inspection of fluid flow in piping systems. It is commonly used in refrigeration, HVAC, and process lines to monitor flow, color, or clarity. The 2-7/8 inch length allows for easy installation in tight spaces
MUELLER
This MUELLER sight glass features a brass body with flare connections for visual inspection of fluid flow in piping systems. It is commonly used in refrigeration, HVAC, and process lines to monitor flow, color, or clarity. The 2-7/8 inch length allows for easy installation in tight spaces
This MUELLER sight glass features a brass body with flare connections for leak-tight installation in piping systems. It allows visual monitoring of fluid flow or level in refrigeration, HVAC, and process lines. The 3-inch length provides a clear viewing window for system diagnostics
MUELLER
This MUELLER sight glass features a brass body with flare connections for leak-tight installation in piping systems. It allows visual monitoring of fluid flow or level in refrigeration, HVAC, and process lines. The 3-inch length provides a clear viewing window for system diagnostics
This MUELLER sight glass is constructed of brass with a flare connection for inline installation. It measures 3-1/4 inches in length and allows visual inspection of fluid flow in piping systems. Typical applications include refrigeration, HVAC, and process lines where confirming flow, color, or clarity is needed for system diagnostics and maintenance
MUELLER
This MUELLER sight glass is constructed of brass with a flare connection for inline installation. It measures 3-1/4 inches in length and allows visual inspection of fluid flow in piping systems. Typical applications include refrigeration, HVAC, and process lines where confirming flow, color, or clarity is needed for system diagnostics and maintenance
Brass sight glass with flare connections for visual inspection of fluid flow in piping systems. Used in refrigeration, HVAC, and process lines to monitor liquid or gas movement and detect bubbles or contamination
MUELLER
Brass sight glass with flare connections for visual inspection of fluid flow in piping systems. Used in refrigeration, HVAC, and process lines to monitor liquid or gas movement and detect bubbles or contamination

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