Slewing Rings/Rotek references/3R8-79N9← View all models

PRIUS BEARINGS · SLEWING RING BEARING

3R8-79N9
slewing ring bearing

3R8-79N9 is listed as a Rotek catalogue cross-reference for a PRIUS slewing ring alternative. The catalogue envelope is outside diameter 85.43 in, inside diameter 69.372 in, height 5.79 in. Send the complete model suffix, mounting details and operating loads for review.

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DIMENSIONAL REFERENCE

MODEL 3R8-79N9
Rotek catalogue section reference for 3R8-79N9

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

ENGINEERING DATA

3R8-79N9
parameters

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

Model3R8-79N9
Brand / alternativePRIUS BEARINGS · Alternative for Rotek
TypeFour-point contact ball · Internal gear
Outside diameter OD (in)85.43
Inside diameter ID (in)69.372
Overall height HT (in)5.79
Gear pitch diameter PD (in)70.286
Diametral pitch DP1.75
Gear tooth count123
Tangential tooth load F (lb)47940
Weight (lb)2293
Outer mounting hole count48
Inner mounting hole count44
Static radial capacity (lb)396000
Nominal thrust capacity (lb)2779000
Nominal moment capacity (ft-lb)3997000
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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 · Internal gear3R8-88N9outside diameter 94.88 in, inside diameter 78.267 in, height 5.79 in →Rotek · Four-point contact ball · Internal gear3R6-79N9outside diameter 84.05 in, inside diameter 70.514 in, height 4.72 in →Rotek · Four-point contact ball · Internal gear3R8-68N3Boutside diameter 74.5 in, inside diameter 58.796 in, height 5.62 in →Rotek · Four-point contact ball · Internal gear3R10-85N2Aoutside diameter 92.75 in, inside diameter 72.164 in, height 7.5 in →

FREQUENT QUESTIONS

Can PRIUS review an alternative for 3R8-79N9?

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

What information is needed for selection?

For 3R8-79N9, provide the complete reference and suffix, confirm outside diameter 85.43 in, inside diameter 69.372 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.