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McDonnell & Miller Steam Trap Float for Model 21 - Float & Thermostatic Repair Kits
McDonnell & MillerFloat & Thermostatic Repair Kits

McDonnell & Miller Steam Trap Float for Model 21

This McDonnell & Miller Steam Trap Float (MPN 311200) is a float and thermostatic repair kit designed for use with the McDonnell & Miller Model 21 steam trap. The kit includes the float component necessary for…

SKU 3G-OTH-69398

Brand
McDonnell & Miller
Item
Steam Trap Float for Model 21
Part Number
311200
Category
Float & Thermostatic Repair Kits
Available to Order
Also known as:311200McDonnell & Miller
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Technical Specifications

McDonnell & Miller
Manufacturer Part Number
311200
Product Type
Steam Trap Float
Compatible Manufacturer Model Number
21

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McDonnell & Miller Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

This McDonnell & Miller Steam Trap Float (MPN 311200) is a float and thermostatic repair kit designed for use with the McDonnell & Miller Model 21 steam trap. The kit includes the float component necessary for servicing the compatible model.

Frequently Asked Questions

What is the McDonnell & Miller 311200 steam trap float used for?

The McDonnell & Miller 311200 steam trap float is a replacement component for the Model 21 float and thermostatic steam trap. It is used in steam heating systems to discharge condensate while preventing steam loss, ensuring efficient operation in commercial and industrial applications.

What are the specifications of the McDonnell & Miller 311200 steam trap float?

The McDonnell & Miller 311200 steam trap float is a genuine replacement part for the Model 21 steam trap. It is manufactured by McDonnell & Miller, with part number 311200, and is designed as a float component for float and thermostatic repair kits.

Where to buy the McDonnell & Miller 311200 steam trap float worldwide?

3G Electric supplies the McDonnell & Miller 311200 steam trap float to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct float component for your Model 21 steam trap repair. Contact us for availability and lead time.

How to install the McDonnell & Miller 311200 steam trap float?

To install the McDonnell & Miller 311200 steam trap float, first isolate the steam trap and relieve pressure. Remove the trap cover, replace the old float with the new one, and reassemble. Follow the manufacturer's instructions for proper alignment and sealing to ensure reliable operation.

Used in

Common applications for McDonnell & Miller
Boiler systems — McDonnell & Miller FS4-3T3-1 flow switch for low-water cutoff and pump protection in 1-inch piping.
Pump control — McDonnell & Miller FS8-W flow switch for detecting flow in 1-inch lines to prevent dry running.
HVAC cooling water — McDonnell & Miller FS6-3/4 flow switch for monitoring flow in 3/4-inch chilled water circuits.
Process piping — McDonnell & Miller FS5-3/4 brass flow switch for hot water applications up to 250°F.
Industrial liquid monitoring — McDonnell & Miller FS6-W-1 flow switch for 1-inch lines with high locked-rotor rating.
Small pipe systems — McDonnell & Miller FS-1 flow switch for 1/2-inch lines in liquid circuits requiring flow detection.
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McDonnell & Miller Products

3G Electric supplies McDonnell & Miller float & thermostatic repair kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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