SKF SY511 M

SKF SY 511 M Plummer Block Housing

Description

The SKF SY 511 M is a robust plummer block housing designed for Y-bearing units. Constructed from high-strength cast iron, it provides a reliable and rigid support for rotating shafts in a wide range of industrial applications. This housing is designed for easy mounting and maintenance, featuring a grease nipple for simple relubrication of the bearing insert. This listing is for the housing only; a compatible bearing insert is required.

Specifications

• Manufacturer: SKF
• Type: SY 511 M
• Category: Plummer Block Housing (Pillow Block)
• Shaft Diameter: 55 mm
• Material: Cast Iron
• Mounting: Two-bolt base
• Relubrication Feature: Yes (Grease Nipple)

Label Info

• Brand: SKF
• Model: SY 511 M
• Markings: ITALY, ZML 3

Application

Ideal for use in conveyor systems, agricultural machinery, material handling equipment, food and beverage processing, and general industrial machinery where a reliable shaft support is critical.

Country of Origin

Made in Italy.

CO2 Impact

Reusing this industrial part saves approximately 4.4 kg of CO2 compared to manufacturing a new one. This is equivalent to the emissions from driving a car for 22 kilometers.

Availability

This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What type of bearing insert is compatible with the SKF SY 511 M housing?
The SY 511 M housing is designed for a 55mm shaft and is typically paired with an SKF Y-bearing insert, such as the YAR 211-2F or similar bearings from the YAR, YAT, or YEL series with a 100mm spherical outer diameter.

Is this housing pre-lubricated, and what is the relubrication procedure?
The housing itself does not contain lubricant; the lubrication is within the bearing insert. However, this housing is equipped with a grease nipple, allowing for easy relubrication of the installed bearing to flush out contaminants and replenish grease, extending the service life.

Can the SY 511 M housing be used in high-temperature applications?
The standard cast iron housing is suitable for a wide range of operating temperatures. However, for high-temperature applications, performance is limited by the bearing insert’s grease and seals. Ensure you use a bearing insert and lubricant rated for the specific temperature range required.

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Last Update: Friday, March 13, 2026