FAG EFS520X311

Sealing rings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available

Outside diameterD: 147.5 mm
Shaft diameterd: 93.663 mm / 3.688 in
Sealing shaft diameterd2: 93.662 mm / 3.688 in
Total widthB: 13 mm / 0.512 in
Diameter sealingD2: 137.5 mm / 5.413 in
Outside diamaterD3: 147.5 mm / 5.807 in

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Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications1 parameter

Core specifications
Parameter	Symbol	Value
Outside diameter	D	147.5 mm

Main Dimensions & Performance Data6 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Shaft diameter	d	93.663 mm3.688 in
Sealing shaft diameter	d2	93.662 mm3.688 in
Total width	B	13 mm0.512 in
Diameter sealing	D2	137.5 mm5.413 in
Outside diamater	D3	147.5 mm5.807 in
Overhang housing	g	147.5 mm5.807 in

Manufacturer Identity3 parameters

Manufacturer Identity
Parameter	Symbol	Value
Schaeffler Product Code		1928731
Brand		FAG
Base product		2307170202_NoSuffix

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Felt seals; EFS; SES-housing
Short Description		Sealing ring

Technical Data2 parameters

Technical Data
Parameter	Symbol	Value
Diameter Shaft (D)		93.663 mm
Outside Diameter (D)		147.5 mm

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity: FAG EFS520X311
Document matching: Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

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