Slewing Rings/Rotek references/A8-39E12← View all models

PRIUS BEARINGS · SLEWING RING BEARING

A8-39E12
slewing ring bearing

A8-39E12 is listed as a Rotek catalogue cross-reference for a PRIUS slewing ring alternative. The catalogue envelope is outside diameter 42.598 in, inside diameter 34.88 in, height 3.23 in. Send the complete model suffix, mounting details and operating loads for review.

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PRIUS BEARINGS A8-39E12 external gear slewing ring bearingEXTERNAL GEAR / A8-39E12

DIMENSIONAL REFERENCE

MODEL A8-39E12
Rotek catalogue section reference for A8-39E12

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

ENGINEERING DATA

A8-39E12
parameters

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

ModelA8-39E12
Brand / alternativePRIUS BEARINGS · Alternative for Rotek
TypeFour-point contact ball · External gear
Outside diameter OD (in)42.598
Inside diameter ID (in)34.88
Overall height HT (in)3.23
Weight (lb)310
Outer hole circle OBC (in)39.961
Outer mounting hole count30
Inner hole circle IBC (in)36.299
Inner mounting hole count30
Nominal thrust capacity (lb)461000
Nominal moment capacity (ft-lb)339000
Gear pitch diameter PD (in)41.260
Diametral pitch DP3.175
Gear tooth count131
Tangential tooth load F (lb)144005
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drawing or load case.

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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.

Rotek · Four-point contact ball · External gearA8-41E1outside diameter 46.64 in, inside diameter 36.29 in, height 3.5 in →Rotek · Four-point contact ball · External gearA8-30E8Doutside diameter 35.04 in, inside diameter 26.5 in, height 2.5 in →Rotek · Four-point contact ball · External gearA8-22E6outside diameter 26.286 in, inside diameter 18.36 in, height 2.25 in →Rotek · Four-point contact ball · External gearA8-19E5Aoutside diameter 23.9 in, inside diameter 15.12 in, height 2.5 in →

FREQUENT QUESTIONS

Can PRIUS review an alternative for A8-39E12?

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

What information is needed for selection?

For A8-39E12, provide the complete reference and suffix, confirm outside diameter 42.598 in, inside diameter 34.88 in, height 3.23 in, 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.