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Timken34478RBTapered Roller Bearing Cup 4-25/32 in Outside Diameter, 11/16 in Wide, With Snap Ring

Condition: New – Open box
Condition Note: Made In USA, New Old Stock, w/ Snap Ring

Availability:

1 in stock

Timken 34478RB tapered roller bearing cup, 4-25/32 in outside diameter, 11/16 in wide, with snap ring. Cup only, one piece; mating cone Timken 34300.

List Price

$77.72

1 in stock

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Specifications

Key Specifications

MFR / BrandTimken
MPN34478RB
Model34478 R B
Bearing TypeTapered Roller Bearing Cup

Technical Specifications

Base Number34478
Industry TermsTapered roller cup; taper bearing cup; bearing race; outer race with snap ring; TS cup
Common MisspellingsTimkin; Timpken; 34748RB; 34478 R B
Application TypesThrough-bored housings; gearboxes; pump and industrial shafts; wheel and hub assemblies
Mpn Variants34478RB; 34478-RB; 34478 RB; 34478; 34478R
Manufacturer StatusTimken inch tapered roller programme
Compatible With ReplacesMating cone: Timken 34300 (also 34300A)
Number Of Rows1
Snap Ring IncludedYes
Part Number34478RB
Seller Part Number: H7#TIPDEP

Product Description

What this part is:

Timken 34478RB tapered roller bearing cup, the outer race of a tapered roller bearing. Outside Diameter: 4-25/32 in. Width: 11/16 in. Snap Ring Included: Yes. Number Of Rows: 1. Cup only. Matching cone: Timken 34300.

Decoding the designation:

34478 — base number of the cup half of the 34300/34478 tapered single pairing.

RB — cup with a snap ring on the outside diameter.

Specifications:

Part Number: 34478RB. Base Number: 34478. Brand: Timken. Condition: New – Open box.

Dimensions and mounting:

The snap ring locates the cup axially in a through-bored housing with no machined shoulder. The 34300/34478 pairing assembles to 3.000 in bore by 4.7812 in outside diameter by 0.9688 in wide.

Compatibility and replacement:

Matching cone: Timken 34300, with the 34300A as an alternative cone in the same pairing. The 34478-B is the flanged TSF variant of this cup.

Frequently asked questions:

Is this a cup or a complete bearing?

Cup only, the outer race. The matching cone is the Timken 34300.

What is the outside diameter?

4-25/32 in (4.7812 in), 11/16 in wide.

Does it include a snap ring?

Yes, the cup ships with its snap ring.

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