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RANCO RSG-3S Brass Sweat Connection Sight Glass, 4 11/16 in Lg - Sweat Connection Sight Glasses
RANCOSweat Connection Sight Glasses

RANCO RSG-3S Brass Sweat Connection Sight Glass, 4 11/16 in Lg

The RANCO Sight Glass, model RSG-3S, is a brass sweat connection sight glass with a length of 4 11/16 inches. This industrial component is designed for visual fluid monitoring in piping systems.

SKU 3G-OTH-71770

Also listed as: RSG3S · RSG 3S

Brand
RANCO
Item
RSG-3S Brass Sweat Connection Sight Glass, 4 11/16 in Lg
Part Number
RSG-3S
Category
Sweat Connection Sight Glasses
Available to Order
Also known as:RSG-3SRANCO
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Technical Specifications

RANCO
Manufacturer Part Number
RSG-3S
Material
Brass

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

Product Description

The RANCO Sight Glass, model RSG-3S, is a brass sweat connection sight glass with a length of 4 11/16 inches. This industrial component is designed for visual fluid monitoring in piping systems.

Frequently Asked Questions

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

The RANCO RSG-3S sight glass is used for visual fluid monitoring in industrial piping systems. Its brass construction and sweat connection design make it suitable for refrigeration, HVAC, and process lines where operators need to observe flow, color, or clarity of liquids or gases.

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

The RANCO RSG-3S is a brass sight glass with a length of 4 11/16 inches. It features a sweat connection for brazed installation. The manufacturer part number is RSG-3S, and the material is brass, providing corrosion resistance and durability in industrial fluid monitoring applications.

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

3G Electric supplies the RANCO RSG-3S 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 RSG-3S sweat connection sight glass?

Install the RANCO RSG-3S by brazing the sweat connections into copper piping. Ensure the system is depressurized and clean. Apply heat evenly to the fitting, then insert the sight glass. Allow to cool naturally. Follow standard brazing practices for brass components to avoid thermal stress.

Used in

Common applications for RANCO
Commercial refrigeration — RANCO P30-3801 lube oil pressure control on Copeland compressors with 240V AC input and alarm circuit
Supermarket refrigeration racks — RANCO A30-2210 constant differential defrost control with 30°F cold-off and 42°F warm-on at 120V AC
Walk-in freezers and coolers — RANCO A30-261 defrost control with 32°F cold-off and 61°F warm-on at 277V AC
Packaged HVAC units — RANCO A22-2451 SPDT defrost control with 46°F cold-off and 81°F warm-on at 277V AC
Industrial process cooling — RANCO P30-5827 lube oil pressure control with 0–350 psi range and 120-second delay
Ice machines and display cases — RANCO A30-180 defrost control with -4°F cold-off and 38°F warm-on at 120/240V AC
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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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Brass sight glass with sweat connection for visual flow indication in piping systems. Used in refrigeration, HVAC, and process lines to confirm fluid presence or clarity. Length 5 3/4 inches
RANCO
Brass sight glass with sweat connection for visual flow indication in piping systems. Used in refrigeration, HVAC, and process lines to confirm fluid presence or clarity. Length 5 3/4 inches

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