About Smiths

We are a world-class supplier of engineering raw materials. Our objective is to provide all our customers, from the small machine shop to the large multi-national corporation, a supply path that continuously delivers the highest levels of service, quality and value.

SAE 660

Leaded Bronze Alloy

SAE660 Leaded Bronze

SAE660 is a leaded continuously cast copper-based alloy that is suitable for a variety of applications that are under medium loads whilst using adequate lubrication. This alloy offers good sliding and dry running properties and is not subject to dezincification. The alloy possesses good resistance to brine, making it suitable for pump and valve components.


SAE660 is a versatile bronze which can be used in many applications such as bushes and bearings. With good wear resistance and excellent anti-friction qualities, the alloy benefits from being easily machined.

Typical Applications

Commercial applications for this engineering material include:

  • Valve & slide seating rings
  • General-purpose bushes & bearings
  • Fuel & water pump bushings
  • Automotive fittings
  • Fittings
  • Thrust washers
  • Hydraulics
  • Bearings for lifting tackle

We stock SAE 660 in flats, round bar, plate, round tube, hollow bar, square bar and hexagon bar.

Technical Assistance

Our knowledgeable staff and resident metallurgists will be pleased to assist you further on any technical topic. Smiths Metal Centres Limited also boasts an in-house UKAS Accredited Testing Laboratory which is unique within the multi-metal and plastic stockholding sector. We believe this underlines our total commitment to quality and our ethos of being the complete service provider.

Additional Info

A technical datasheet for SAE 660 is available in PDF file format. To view and download, please click here.

We offer in-house processing options - for more information, please refer to our processing services.

Read our corporate brochure by clicking here.

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