3/8ft Hose x 1/4ft NPTF Male Hydraulic Hose End Crimp Fitting

In this review the 10-pack of 3/8' hose to 1/4' NPTF male crimp fittings is evaluated for workshop mechanics and maintenance techs who need reliable hose ends for fluid power systems. The bottom line: these fittings stand out for durable carbon steel construction and compatibility with common crimpers, making them a practical choice when replacing worn ends or building new assemblies. For anyone who crimps their own hydraulic hoses, the pack offers consistent interchangeability with Weatherhead U-Series and saves time compared with hunting down single fittings.

Key Features

• Material: High strength carbon steel provides corrosion resistance and durable service life in hydraulic environments.
• Crimp fit: Designed to crimp with 3/8' I.D. hydraulic hose so assemblies hold pressure and resist pull-off under load.
• Threaded end: The 1/4' NPTF male pipe end gives a leak-resistant seal on compatible female ports for fluid power systems.
• Compatibility: Interchanges with Weatherhead U-Series which simplifies parts matching during repairs and maintenance.
• Crimper options: Works with Weatherhead, Dayco, or adjustable crimpers so shops can use existing tooling without special adapters.

Who It's For

These crimp fittings are best for industrial maintenance teams, mobile hydraulic technicians, and fabricators who routinely build or repair hydraulic hose assemblies and need consistent, serviceable ends in small batches. The 10-pack format is convenient for stocking a common size and reduces downtime when multiple hoses must be serviced.

Users who require stainless steel fittings, metric thread forms, or push-to-connect quick-disconnects should look elsewhere; this product is specifically a carbon steel crimp fitting with a 1/4' NPTF male pipe end and is intended for traditional crimped hose applications.

Pros & Cons

Pros

• Robust carbon steel construction that offers corrosion resistance for longer service life in hydraulic systems.
• Designed for 3/8' I.D. hydraulic hose crimps, delivering a secure mechanical connection when properly assembled.
• Interchangeability with Weatherhead U-Series makes replacements and cross-references straightforward.
• Compatible with common crimpers so no specialized tooling is necessary for most shops.

Cons

• Carbon steel is not stainless; in highly corrosive or marine environments a stainless option would be preferable.
• Only supplied as a 10-pack which may be more than needed for a single repair job.

Specifications

Pack quantity	10
Hose size compatibility	3/8' I.D. hydraulic hose
Thread	1/4' NPTF male pipe end
Material	High strength, corrosion resistant carbon steel
Interchange	Weatherhead U-Series compatible
Crimper compatibility	Weatherhead, Dayco, or adjustable crimpers

Our Verdict

For workshops that assemble and repair hydraulic hose, this 10-pack of 3/8' to 1/4' NPTF crimp fittings is a practical, cost-effective choice that balances durability and compatibility. The carbon steel construction and Weatherhead interchangeability mean technicians can rely on consistent performance with standard crimping tools, making it a good value for routine fluid power maintenance.

Frequently Asked Questions

Will these fittings work with my existing crimper?
They are compatible with Weatherhead, Dayco, and adjustable crimpers, so most shops with standard crimping tools will be able to use them.

Are these fittings suitable for corrosive or marine environments?
They are carbon steel with corrosion resistance, but for highly corrosive or marine conditions a stainless steel fitting is recommended.

Can these fittings be used on other hose sizes?
No, they are specifically designed to crimp with 3/8' I.D. hydraulic hose and should not be used on mismatched hose sizes.