Steel Outer with Copper Alloy Inner Series SPB

A Steel-on-Copper alloy Spherical Plain Bearing is one type of a maintenance-free SPB (others include Steel-on-PTFE materials and steel on bronze). The load ratings for Steel-on-Copper alloy are somewhere between Steel-on-Bronze and Steel-on-PTFE plastic. From a construction standpoint, AST’s Steel-on-Copper alloy spherical plain bearings are broken down into two

XF/Q Series – Axially Split Outer Rings

Outer ring of carbon chromium steel, axially split twice, held together by retaining ring, hardened and phosphated, sliding surface treated with hard chromium plating. Inner ring of copper alloy and sliding surface inserted with solid lubricant.

• GE-XF/Q Series – Chrome Steel outer ring, axially split twice with Inner Ring of Copper Alloy, 100~300 mm bore
• GEC-XF/Q Series – Chrome Steel outer ring, axially split twice with Inner Ring of Copper Alloy, 32 0~460 mm bore
• GEH-XF/Q Series – High Capacity, Chrome Steel outer ring, axially split twice with Inner Ring of Copper Alloy, 100~420 mm bore

HF/Q Series– Radially Split Outer Rings (heavy duty large bore)

Outer ring of carbon steel, phosphated, radially split twice, held together by screws, sliding surface treated with hard chromium plating. Inner ring of copper alloy and sliding surface inserted with solid lubricant.

• GEH-HF/Q Series – High Capacity, Carbon Steel outer ring, radially split twice with Inner Ring of Copper Alloy, 440~800 mm bore

If you need help in selecting the best products for your particular application, please remember that design engineering and application assistance are available from AST as part of our value-added services designed to make your job easier.

Click here to go to our online catalog and product specifier for Spherical Plain Bearings with Steel Outer and Copper Alloy Inner including free CAD downloads.

Spherical Plain Bearings: Steel Outer w/ Copper Alloy Inner Catalog & CAD Library