Slewing Rings/Rotek references/3R8-98E9← View all models

PRIUS BEARINGS · SLEWING RING BEARING

3R8-98E9
slewing ring bearing

3R8-98E9 is listed as a Rotek catalogue cross-reference for a PRIUS slewing ring alternative. The catalogue envelope is outside diameter 108.4 in, inside diameter 91.73 in, height 5.79 in. Send the complete model suffix, mounting details and operating loads for review.

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PRIUS BEARINGS 3R8-98E9 external gear slewing ring bearingEXTERNAL GEAR / 3R8-98E9

DIMENSIONAL REFERENCE

MODEL 3R8-98E9
Rotek catalogue section reference for 3R8-98E9

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

ENGINEERING DATA

3R8-98E9
parameters

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

Model3R8-98E9
Brand / alternativePRIUS BEARINGS · Alternative for Rotek
TypeFour-point contact ball · External gear
Outside diameter OD (in)108.400
Inside diameter ID (in)91.73
Overall height HT (in)5.79
Gear pitch diameter PD (in)107.333
Diametral pitch DP1.5
Gear tooth count161
Tangential tooth load F (lb)50355
Weight (lb)2914
Outer mounting hole count54
Inner mounting hole count54
Static radial capacity (lb)472000
Nominal thrust capacity (lb)3473000
Nominal moment capacity (ft-lb)6255000
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drawing or load case.

We can review the mounting envelope, load requirements and delivery target for a PRIUS BEARINGS slewing ring alternative.

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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 gear3R8-88E9outside diameter 98.4 in, inside diameter 81.5 in, height 5.79 in →Rotek · Four-point contact ball · External gear3R8-79E9outside diameter 88.343 in, inside diameter 72.05 in, height 5.79 in →Rotek · Four-point contact ball · External gear3R6-79E9outside diameter 87.2 in, inside diameter 73.43 in, height 4.72 in →Rotek · Four-point contact ball · External gear3R10-82E3Coutside diameter 94.742 in, inside diameter 72.25 in, height 9.12 in →

FREQUENT QUESTIONS

Can PRIUS review an alternative for 3R8-98E9?

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

What information is needed for selection?

For 3R8-98E9, provide the complete reference and suffix, confirm outside diameter 108.4 in, inside diameter 91.73 in, height 5.79 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.