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KOYO / Square-flanged type with spigot joint

KOYO UCFS308

Ball bearing units technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
40 mm
WidthB
52 mm
Dynamic load ratingC
40.7 kN
Static load ratingC0
24 kN
d
40 mm
L
150 mm

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

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

Core specifications6 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSquare-flanged type with spigot joint
Bore diameterd40 mm
WidthB52 mm
Basic dynamic load ratingC40.7 kN
Basic static load ratingC024 kN
Fatigue load limitPu1.09 kN
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key100-060-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathBall bearing units - Square-flanged type with spigot joint
Official Classification 1Ball bearing units / Square-flanged type with spigot joint
Technical Data18 parameters
Technical Data
ParameterSymbolValue
d40 mm
L150 mm
H3115 mm
J112 mm
N19 mm
A117 mm
A213 mm
A310 mm
A430 mm
A546 mm
B52 mm
S19 mm
Bolt SizeM16
Basic Load Ratings : Cr40.7 kN
Basic Load Ratings : C0R24.0 kN
Fatigue Load Limit : Cu1.09 kN
Factor : F013.2
Nipple Size1/4-28UNF

Technical documents & data sheet

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Record identity
KOYO UCFS308
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