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BASO Y90AA-4211 Pilot Assembly Orifice, 0.01" - Replacement HVACR Pumps, Valves & Tubing
BASOReplacement HVACR Pumps, Valves & Tubing

BASO Y90AA-4211 Pilot Assembly Orifice, 0.01"

BASO Replacement HVACR Pumps, Valves & Tubing. Specifications: Product Type: Pilot Assembly.

SKU 3G-OTH-83729

Also listed as: Y90AA4211 · Y90AA 4211

Brand
BASO
Item
Y90AA-4211 Pilot Assembly Orifice, 0.01"
Part Number
Y90AA-4211
Category
Replacement HVACR Pumps, Valves & Tubing
Available to Order
Also known as:Y90AA-4211BASO
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Technical Specifications

BASO
Manufacturer Part Number
Y90AA-4211
Product Type
Pilot Assembly

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

Product Description

BASO Replacement HVACR Pumps, Valves & Tubing. Specifications: Product Type: Pilot Assembly.

Frequently Asked Questions

What is the BASO Y90AA-4211 orifice used for?

The BASO Y90AA-4211 orifice is a pilot assembly component used in gas-fired heating systems to regulate gas flow for reliable ignition. It is commonly applied in commercial and industrial burners, furnaces, and boilers where precise pilot flame control is required.

What are the specifications of the BASO Y90AA-4211 orifice?

The BASO Y90AA-4211 is a pilot assembly orifice with a 0.01" diameter opening. Its manufacturer part number is Y90AA-4211. This component is designed for use in gas pilot systems to meter fuel flow, ensuring consistent flame characteristics in HVACR and combustion equipment.

Where to buy the BASO Y90AA-4211 orifice worldwide?

3G Electric supplies the BASO Y90AA-4211 orifice to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this pilot assembly orifice for your HVACR or combustion application.

How to install the BASO Y90AA-4211 pilot assembly orifice?

Install the BASO Y90AA-4211 orifice by first ensuring the gas supply is off. Remove the existing pilot assembly, insert the new orifice, and tighten to manufacturer torque specifications. Reconnect gas lines, check for leaks with soap solution, and verify pilot flame characteristics per system guidelines.

Used in

Common applications for BASO
Commercial rooftop units — BASO intermittent pilot ignitor C664AHA-1C for on-demand pilot ignition
Industrial boilers — BASO gas valve H91WG-1C for gas flow control and safety shutoff
Furnaces and water heaters — BASO pilot assembly J999MHA-2 with L-channel mounting for stable pilot flame
Gas-fired heating systems — BASO pilot assembly Y99AR-1 with 60-inch tubing for pilot burner connection
Commercial burners — BASO pilot assembly orifice Y90AA-4211 with 0.01-inch opening for precise gas metering
HVACR maintenance — BASO valve grease Y70AA-1 for lubricating gas valve stems and seals
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BASO Products

3G Electric supplies BASO replacement hvacr pumps, valves & tubing. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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