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SKF Wear Sleeve: For 79.25 mm to 79.4 mm Shaft Dia Range, 17.48 mm Wd on Shaft - Wear Sleeves
SKFWear Sleeves

SKF Wear Sleeve: For 79.25 mm to 79.4 mm Shaft Dia Range, 17.48 mm Wd on Shaft

The SKF Wear Sleeve (MPN 99311) is a stainless steel wear sleeve designed for shaft diameters ranging from 79.25 mm to 79.4 mm. It has a width on shaft of 17.48 mm and an overall width of 20.65 mm. This SKF component…

SKU 3G-OTH-126082

Brand
SKF
Item
Wear Sleeve: For 79.25 mm to 79.4 mm Shaft Dia Range, 17.48 mm Wd on Shaft
Category
Wear Sleeves
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SKF
Manufacturer Part Number
99311
Material
Stainless Steel
Overall Wd
20.65 mm
Wd On Shaft
17.48 mm

Technical Documents

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SKF Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SKF Wear Sleeve (MPN 99311) is a stainless steel wear sleeve designed for shaft diameters ranging from 79.25 mm to 79.4 mm. It has a width on shaft of 17.48 mm and an overall width of 20.65 mm. This SKF component provides a protective surface for shafts in industrial equipment.

Frequently Asked Questions

What is the SKF Wear Sleeve 99311 used for?

The SKF Wear Sleeve 99311 protects rotating shafts from wear in industrial equipment such as pumps, gearboxes, and conveyors. It provides a replaceable hardened surface that extends shaft life and reduces maintenance downtime.

What are the specifications of the SKF Wear Sleeve 99311?

The SKF Wear Sleeve 99311 is made of stainless steel. It fits shaft diameters from 79.25 mm to 79.4 mm, has a width on shaft of 17.48 mm, and an overall width of 20.65 mm. The manufacturer part number is 99311.

Where to buy the SKF Wear Sleeve 99311 worldwide?

3G Electric supplies the SKF Wear Sleeve 99311 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this genuine SKF component.

How to install an SKF Wear Sleeve?

Clean the shaft surface thoroughly and ensure the shaft diameter is within the specified range. Use a proper installation tool to press the SKF Wear Sleeve evenly onto the shaft until it seats fully. Avoid hammering directly on the sleeve to prevent damage.

Used in

Common applications for SKF
Heavy machinery gearboxes — SKF spherical roller bearings (e.g., 24056 CCK30/W33) for high radial load capacity
Electric motor repair — SKF cylindrical roller bearings (e.g., NJ 307 ECP/C3) for free axial expansion
Pump shaft sealing — SKF CRWA1 rotary shaft seals (e.g., 17100) for fluid retention in rotating equipment
Conveyor system maintenance — SKF wear sleeves (e.g., 99274) to protect shafts from seal abrasion
Machine tool spindles — SKF angular contact bearings (e.g., 7413 BGBM) for axial load support in duplex sets
Industrial fan assemblies — SKF spherical roller bearings (e.g., 23044 CC/W33) for misalignment accommodation

SKF Products

3G Electric supplies SKF wear sleeves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SKF Wear Sleeve: For 82.47 mm to 82.63 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 25.4 mm Overall Wd (MPN 99322)
SKF
SKF Wear Sleeve: For 82.47 mm to 82.63 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 25.4 mm Overall Wd (MPN 99322)
SKF Wear Sleeve: For 85.67 mm to 85.83 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 25.4 mm Overall Wd (MPN 99337)
SKF
SKF Wear Sleeve: For 85.67 mm to 85.83 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 25.4 mm Overall Wd (MPN 99337)
Stainless steel wear sleeve for protecting rotating shafts in industrial equipment such as pumps, compressors, and gearboxes. Fits shaft diameters from 87.25 mm to 87.4 mm. Overall width 23.01 mm, width on shaft 19.84 mm
SKF
Stainless steel wear sleeve for protecting rotating shafts in industrial equipment such as pumps, compressors, and gearboxes. Fits shaft diameters from 87.25 mm to 87.4 mm. Overall width 23.01 mm, width on shaft 19.84 mm
SKF Wear Sleeve: For 93.6 mm to 93.75 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 23.83 mm Overall Wd (MPN 99365)
SKF
SKF Wear Sleeve: For 93.6 mm to 93.75 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 23.83 mm Overall Wd (MPN 99365)
SKF Wear Sleeve: For 98.37 mm to 98.53 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 25.4 mm Overall Wd (MPN 99387)
SKF
SKF Wear Sleeve: For 98.37 mm to 98.53 mm Shaft Dia Range, 20.65 mm Wd on Shaft, 25.4 mm Overall Wd (MPN 99387)
SKF Wear Sleeve: For 85.67 mm to 85.83 mm Shaft Dia Range, 9.53 mm Wd on Shaft, 12.7 mm Overall Wd (MPN 99338)
SKF
SKF Wear Sleeve: For 85.67 mm to 85.83 mm Shaft Dia Range, 9.53 mm Wd on Shaft, 12.7 mm Overall Wd (MPN 99338)

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This SKF wear sleeve is made of stainless steel and fits shaft diameters from 88.82 mm to 88.98 mm. It has a width on shaft of 15.88 mm and an overall width of 20.65 mm. Wear sleeves protect rotating shafts from wear caused by seals, contaminants, and abrasion in industrial machinery such as pumps, gearboxes, and conveyors
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This SKF wear sleeve is made of stainless steel and fits shaft diameters from 39.6 mm to 39.75 mm. It has a width on shaft of 14.3 mm and an overall width of 17.48 mm. Used in rotary shaft sealing applications to protect shafts from wear in equipment such as pumps, compressors, and gearboxes
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This SKF wear sleeve is made of stainless steel and designed to protect shafts in rotating equipment such as pumps, gearboxes, and conveyors. It fits a shaft diameter range of 31.93 mm to 32.08 mm, with an 8 mm width on the shaft and an 11.13 mm overall width
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