Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

HARRIS Brazing Flux: 5 lb, Jar, Paste, FB3-A - Flux for Phos-Copper Brazing Alloys
HARRISFlux for Phos-Copper Brazing Alloys

HARRIS Brazing Flux: 5 lb, Jar, Paste, FB3-A

The HARRIS Stay-Silv White Brazing Flux (FB3-A) is a 5 lb jar of paste flux designed for use with phos-copper brazing alloys. This white flux is identified by manufacturer part number SSWF5.

SKU 3G-OTH-355383

Brand
HARRIS
Item
Brazing Flux: 5 lb, Jar, Paste, FB3-A
Category
Flux for Phos-Copper Brazing Alloys
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

HARRIS
Manufacturer Part Number
SSWF5
Color
White
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The HARRIS Stay-Silv White Brazing Flux (FB3-A) is a 5 lb jar of paste flux designed for use with phos-copper brazing alloys. This white flux is identified by manufacturer part number SSWF5.

Frequently Asked Questions

What is HARRIS Stay-Silv White Brazing Flux used for?

HARRIS Stay-Silv White Brazing Flux (FB3-A) is a paste flux designed for use with phos-copper brazing alloys. It is commonly applied in HVAC, refrigeration, and plumbing systems to clean and protect metal surfaces during brazing, ensuring strong, leak-free joints on copper and brass components.

What are the specifications of HARRIS Stay-Silv White Brazing Flux?

The HARRIS Stay-Silv White Brazing Flux comes in a 5 lb jar of paste. It is white in color and has the manufacturer part number SSWF5. This FB3-A flux is formulated specifically for phos-copper brazing alloys, providing effective oxidation prevention and flow enhancement during high-temperature joining.

Where to buy HARRIS Stay-Silv White Brazing Flux worldwide?

You can source HARRIS Stay-Silv White Brazing Flux worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us to order the 5 lb jar of Stay-Silv White paste flux (MPN SSWF5) for your brazing applications.

How to use HARRIS Stay-Silv White Brazing Flux?

Apply HARRIS Stay-Silv White paste flux evenly to clean, dry metal surfaces before brazing. Heat the joint area until the flux becomes active and clear, then introduce the phos-copper brazing alloy. After brazing, allow the joint to cool and remove any flux residue with warm water or a mild cleaning solution.

Used in

Common applications for HARRIS
Gas welding and cutting — HARRIS fuel gas regulators (e.g., 25-15C-300) for acetylene supply control
High-purity gas handling — HARRIS single-stage regulators (e.g., KH1044) for inert gas distribution in labs
Brazing operations — HARRIS Safety-Silv 45 alloy for joining HVAC copper lines
Flame safety — HARRIS 88-5FBHF-RL flashback arrestors on oxy-fuel torch systems
Preheating metal — HARRIS 1390-HA Series heating tips for acetylene-based preheating in fabrication
Brazing flux application — HARRIS Stay-Silv White FB3-A flux for phos-copper brazing in refrigeration repair

HARRIS Products

3G Electric supplies HARRIS flux for phos-copper brazing alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from HARRIS

View all HARRIS parts
HARRIS Flux: 0.25 lb, Jar, Paste, FB3-A, Stay-Silv White (MPN SSWF1/4). Key specifications — Manufacturer Part Number: SSWF1/4; Color: White; Brand: HARRIS.
HARRIS
HARRIS Flux: 0.25 lb, Jar, Paste, FB3-A, Stay-Silv White (MPN SSWF1/4). Key specifications — Manufacturer Part Number: SSWF1/4; Color: White; Brand: HARRIS.
HARRIS Flux: 0.5 lb, Jar, Paste, FB3-A, Stay-Silv White (MPN SSWF1/2). Key specifications — Manufacturer Part Number: SSWF1/2; Color: White; Brand: HARRIS.
HARRIS
HARRIS Flux: 0.5 lb, Jar, Paste, FB3-A, Stay-Silv White (MPN SSWF1/2). Key specifications — Manufacturer Part Number: SSWF1/2; Color: White; Brand: HARRIS.
HARRIS Flux: 6.5 oz, Brush Cap Bottle, Paste, FB3-A, Stay-Silv White (MPN SSWF7). Key specifications — Manufacturer Part Number: SSWF7; Color: White; Brand: HARRIS.
HARRIS
HARRIS Flux: 6.5 oz, Brush Cap Bottle, Paste, FB3-A, Stay-Silv White (MPN SSWF7). Key specifications — Manufacturer Part Number: SSWF7; Color: White; Brand: HARRIS.
HARRIS Brazing Flux: 1 lb, Jar, Paste, FB3-A, Stay-Silv White (MPN SSWF1). Key specifications — Manufacturer Part Number: SSWF1; Color: White; Brand: HARRIS.
HARRIS
HARRIS Brazing Flux: 1 lb, Jar, Paste, FB3-A, Stay-Silv White (MPN SSWF1). Key specifications — Manufacturer Part Number: SSWF1; Color: White; Brand: HARRIS.
HARRIS Brazing Flux: 6.5 oz, Brush Cap Bottle, Paste, FB3-A, Stay-Silv White (MPN SSWF7POP). Key specifications — Manufacturer Part Number: SSWF7POP; Color: White; Brand: HARRIS.
HARRIS
HARRIS Brazing Flux: 6.5 oz, Brush Cap Bottle, Paste, FB3-A, Stay-Silv White (MPN SSWF7POP). Key specifications — Manufacturer Part Number: SSWF7POP; Color: White; Brand: HARRIS.