Slewing Rings/Schaeffler references/VSA 20 0644 N← View all models

PRIUS BEARINGS · SLEWING RING BEARING

VSA 20 0644 N
slewing ring bearing

VSA 20 0644 N is listed as a Schaeffler catalogue cross-reference for a PRIUS slewing ring alternative. The catalogue envelope is outside diameter 742.3 mm, inside diameter 572 mm, height 56 mm. Send the complete model suffix, mounting details and operating loads for review.

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PRIUS BEARINGS VSA 20 0644 N external gear slewing ring bearingEXTERNAL GEAR / VSA 20 0644 N

DIMENSIONAL REFERENCE

MODEL VSA 20 0644 N
Schaeffler catalogue section reference for VSA 20 0644 N

Catalogue illustrations may cover a bearing series. Confirm the exact model, suffix, dimensions and hole pattern against the final drawing before selection.

ENGINEERING DATA

VSA 20 0644 N
parameters

Catalogue reference dimensions and load information for preliminary selection. Confirm the final PRIUS drawing and ratings before ordering.

ModelVSA 20 0644 N
Brand / alternativePRIUS BEARINGS · Alternative for Schaeffler
TypeFour-point contact ball · External gear
Outside diameter Da (mm)742.3
Inside diameter di (mm)572
Ring height H (mm)56
Load rating referenceSee the Schaeffler static/dynamic load curves for the corresponding model
Outer hole pitch circle La (mm)685
Outer mounting hole count32
Inner hole pitch circle Li (mm)598
Inner mounting hole count36
Permissible friction-locking load Fr perm (kN)132.2
Basic dynamic axial load rating Ca (kN)200
Basic static axial load rating C0a (kN)880
Basic dynamic radial load rating Cr (kN)131
Basic static radial load rating C0r (kN)385
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MODEL SELECTION

Related slewing
ring bearings

Compare references from the same brand catalogue, prioritising the same family and arrangement, then nearby available envelope dimensions. Related references are not confirmed interchangeable.

Schaeffler · Four-point contact ball · External gearVSA 20 0744 Noutside diameter 838.1 mm, inside diameter 672 mm, height 56 mm →Schaeffler · Four-point contact ball · External gearVSA 20 0544 Noutside diameter 640.3 mm, inside diameter 472 mm, height 56 mm →Schaeffler · Four-point contact ball · External gearVSA 20 0844 Noutside diameter 950.1 mm, inside diameter 772 mm, height 56 mm →Schaeffler · Four-point contact ball · External gearVSA 25 0755 Noutside diameter 898 mm, inside diameter 655 mm, height 80 mm →

FREQUENT QUESTIONS

Can PRIUS review an alternative for VSA 20 0644 N?

We review the model, dimensions, load case, mounting arrangement and quantity before confirming a quotation.

What information is needed for selection?

For VSA 20 0644 N, provide the complete reference and suffix, confirm outside diameter 742.3 mm, inside diameter 572 mm, height 56 mm, and include gear configuration, mounting-hole details, loads and operating speed.

Can you check an alternative from a drawing or sample?

Yes. Email the drawing, catalogue page or clear photos to sales@priusbearing.com. Our team can review the fit before quotation.