Slewing Rings/Rotek references/3R8-68N3B← View all models

PRIUS BEARINGS · SLEWING RING BEARING

3R8-68N3B
slewing ring bearing

3R8-68N3B is listed as a Rotek catalogue cross-reference for a PRIUS slewing ring alternative. The catalogue envelope is outside diameter 74.5 in, inside diameter 58.796 in, height 5.62 in. Send the complete model suffix, mounting details and operating loads for review.

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DIMENSIONAL REFERENCE

MODEL 3R8-68N3B
Rotek catalogue section reference for 3R8-68N3B

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

ENGINEERING DATA

3R8-68N3B
parameters

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

Model3R8-68N3B
Brand / alternativePRIUS BEARINGS · Alternative for Rotek
TypeFour-point contact ball · Internal gear
Outside diameter OD (in)74.50
Inside diameter ID (in)58.796
Overall height HT (in)5.62
Gear pitch diameter PD (in)59.333
Diametral pitch DP1.5
Gear tooth count89
Tangential tooth load F (lb)57100
Weight (lb)2070
Outer mounting hole count28
Inner mounting hole count48
Static radial capacity (lb)340000
Nominal thrust capacity (lb)2380000
Nominal moment capacity (ft-lb)2978000
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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 · Internal gear3R6-71N9outside diameter 76.18 in, inside diameter 62.514 in, height 4.72 in →Rotek · Four-point contact ball · Internal gear3R8-59N2Coutside diameter 66.5 in, inside diameter 50.7 in, height 5.75 in →Rotek · Four-point contact ball · Internal gear3R8-79N9outside diameter 85.43 in, inside diameter 69.372 in, height 5.79 in →Rotek · Four-point contact ball · Internal gear3R6-63N9outside diameter 68.31 in, inside diameter 54.7 in, height 4.72 in →

FREQUENT QUESTIONS

Can PRIUS review an alternative for 3R8-68N3B?

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

What information is needed for selection?

For 3R8-68N3B, provide the complete reference and suffix, confirm outside diameter 74.5 in, inside diameter 58.796 in, height 5.62 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.