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NSK39581Tapered Roller Bearing Cone — 2-1/4 in Bore, 1.1875 in Width, Single Row, Mates With 39520 Cup

Condition: New – Open box
Condition Note: Made In Japan, New Old Stock, We Have The Parts To Make Complete Sets Or Assemblies For Any Part Number, Contact Us

Availability:

2 in stock

Tapered roller bearing cone, 2-1/4 in (57.150 mm) bore, 1.1875 in (30.163 mm) width. NSK 39581, mates with cup 39520. Two cones, new old stock.

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List Price

$30.23

2 in stock

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Specifications

Key Specifications

MFR / BrandNSK
MPN39581
Model39581 cone
Bearing TypeTapered Roller Bearing Cone
ID2.2500 in (57.150 mm)

Technical Specifications

Overall Width1.1875 in (30.163 mm)
Mpn Variants39581, NSK39581, 39581/39520
Compatible With ReplacesMating cup 39520, 39520P
Rolling ElementsTapered Roller
Number Of Rows1

Cross-References

Cross Reference 1Timken 39581
Cross Reference 2Koyo 39581
Cross Reference 3NTN 4T-39581
Seller Part Number: G8#SFWJUN

Product Description

What this part is

NSK 39581 is a single-row tapered roller bearing cone: the inner ring with its roller and cage assembly, in the inch 39500 series. The cone runs in a separate cup, the outer ring. This listing is two cones.

Decoding the designation

39581 — ABMA inch tapered roller bearing cone number, 2-1/4 in bore, shared by every maker building to the standard. The matching cup is 39520.

Specifications

Bore Diameter: 2.2500 in (57.150 mm). Overall Width: 1.1875 in (30.163 mm). Rolling Elements: Tapered Roller. Number Of Rows: 1. Unit Quantity: 2 Pcs.

Dimensions and mounting

Cone bore 2-1/4 in and cone width 1.1875 in. The cone runs in a 39520 cup to form a complete 39581/39520 single-row tapered roller bearing.

Compatibility and replacement

Interchanges dimensionally with Timken 39581, Koyo 39581 and NTN 4T-39581 cones. Mating cups: 39520 and 39520P.

Frequently asked questions

What cup does the 39581 cone use?
The 39520 cup.

What is the bore size?
2-1/4 in, 57.150 mm.

How many pieces are in the listing?
Two cones.

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