WeldingCity 5-pk Gas Nozzle 169-724 for Millermatic M-25 M-40

In this review the WeldingCity 5-pk gas nozzle is evaluated for owners of Miller Millermatic and compatible Hobart MIG guns who need reliable replacement nozzles in bulk. The bottom line is simple: it gives a dependable fit and consistent shielding performance at a value price, making it a practical choice for hobbyists and small shops that change tips regularly. Customers report good fit and performance on Miller 140 and 211 guns, and the package options (2-pk and 5-pk) plus volume discounts make it easy to keep spares on hand.

Key Features

• Compatible Fit: Designed to work with Millermatic M-25 and M-40 series, ensuring the nozzle aligns correctly with the MIG gun for stable gas coverage.
• Orifice Options: Available in common 1/2 in and 5/8 in orifice sizes so users can match gas flow and weld profiles for different amperages.
• Multiple Tip Styles: Tip-nozzle relationships include recessed, flush, and stick-out options to suit different welding techniques and contact tip arrangements.
• Pack Sizes: Offered in 2-pk and 5-pk packages with volume discounts, helping frequent welders save money and reduce downtime between jobs.
• Replacement Versatility: Also compatible as a replacement for some Hobart gun nozzles, broadening its usefulness across common MIG setups.
• U.S. Supplier Support: Backed by a U.S.-based supplier with technical support that can help confirm nozzle selection against the MIG gun manual.

Who It's For

This nozzle set is best for hobbyists, home fabricators, and small welding shops using Miller Millermatic M-25 or M-40 series guns who want an affordable, ready supply of replacement nozzles. It also suits operators of compatible Hobart guns who need a direct replacement and prefer to buy in small bulk packs rather than single pieces.

Users who require factory-original packaging or highly specialized nozzle geometries for advanced production work should verify compatibility in their MIG welding gun manual before buying. Contractors with precise OEM sourcing requirements may prefer to consult their equipment documentation or supplier support prior to switching to an aftermarket nozzle.

Pros & Cons

Pros

• Good fit for many Millermatic models, with users noting it matches Miller 140 and 211 guns.
• Available in 2-pk and 5-pk sizes with volume discounts, providing clear value for frequent use.
• Choice of orifice sizes and tip relationships covers common welding needs from lighter to heavier amperage work.
• U.S.-based supplier and technical support make selection and fit questions easier to resolve.

Cons

• Buyers must check the MIG gun user manual to confirm the exact nozzle part for some models, since multiple nozzle lengths and styles exist.
• Not marketed as OEM; a few users may prefer original factory-branded nozzles for certain warranty or specification reasons.

Specifications

Product	Gas nozzle replacement for Millermatic and Hobart MIG guns
Part numbers	169-724 series and related 16972X, 200258, 169715
Orifice sizes	1/2 in and 5/8 in
Tip style	Flush, recessed, and stick-out options as illustrated per part
Package options	2-pk and 5-pk with volume discounts
Compatibility	Millermatic M-25, M-40 series and select Hobart MIG guns

Our Verdict

The WeldingCity 5-pk gas nozzle is a sensible, cost-effective replacement for Millermatic M-25 and M-40 users who need reliable nozzles on hand. It delivers solid fit and shielding performance comparable to more expensive options for routine MIG work, and the pack sizes and U.S.-based support make it good value for hobbyists and small shops that change consumables often.

Frequently Asked Questions

Will this nozzle fit my Millermatic M-25 or M-40?
It is designed for M-25 and M-40 series guns, but you should confirm the exact nozzle length and orifice in your MIG welding gun user manual before purchasing.

What package sizes are available?
These nozzles come in 2-pk and 5-pk packaging, with volume discounts if you buy more.

Are these compatible with Hobart guns?
Some part numbers replace Hobart nozzles such as 770-404 for H-9 and H-10 models; check compatibility against your gun model and manual.