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RANCO Sight Glass: Brass - Sweat Connection Sight Glasses
RANCOSweat Connection Sight Glasses

RANCO Sight Glass: Brass

The RANCO Sight Glass is a sweat connection sight glass made of brass, with a length of 2 5/8 inches. This product, identified by MPN RSG-3FM, is designed for visual inspection of fluid flow in industrial piping systems.

SKU 3G-OTH-71733

Brand
RANCO
Item
Sight Glass: Brass
Category
Sweat Connection Sight Glasses
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Technical Specifications

RANCO
Manufacturer Part Number
RSG-3FM
Material
Brass
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RANCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RANCO Sight Glass is a sweat connection sight glass made of brass, with a length of 2 5/8 inches. This product, identified by MPN RSG-3FM, is designed for visual inspection of fluid flow in industrial piping systems.

Frequently Asked Questions

What is the RANCO RSG-3FM sight glass used for?

The RANCO RSG-3FM sight glass is used for visual inspection of fluid flow in industrial piping systems. Its brass construction and sweat connection design make it suitable for HVAC, refrigeration, and process lines where confirming flow, color, or clarity is critical for system diagnostics.

What are the specifications of the RANCO RSG-3FM sight glass?

The RANCO RSG-3FM sight glass is made of brass, measures 2 5/8 inches in length, and features a sweat connection for copper pipe installation. The manufacturer part number is RSG-3FM. It is designed for visual monitoring of fluid flow in industrial piping systems.

Where to buy the RANCO RSG-3FM sight glass worldwide?

3G Electric supplies the RANCO RSG-3FM sight glass worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this brass sweat connection sight glass.

How to install a RANCO sweat connection sight glass?

Install the RANCO RSG-3FM sight glass by soldering it into copper piping using standard sweat connection techniques. Ensure the pipe ends are clean and fluxed, heat evenly, and apply solder to the joint. Allow to cool naturally. Always follow local codes and system pressure ratings for safe installation.

Used in

Common applications for RANCO
Commercial refrigeration — RANCO A12-1506 constant differential defrost control for walk-in freezer defrost cycles
HVAC system protection — RANCO RHS-250150 high-limit pressure switch for overpressure safety in chillers
Industrial cooling — RANCO O12-1506 dual pressure control for monitoring suction and discharge pressures in refrigeration racks
Food storage — RANCO O10-1408 temperature control for maintaining -15°F to 40°F in cold storage rooms
Compressor protection — RANCO P30-3701 mechanical lube oil pressure control for Danfoss compressors in supermarket refrigeration
Refrigerant filtration — RANCO RBFD-163 liquid line filter drier for moisture removal in HCFC systems up to 50 tons

RANCO Products

3G Electric supplies RANCO sweat 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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