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Timken52375Tapered Roller Bearing Cone – 3.7500 in Bore, 1.4219 in Width, 223,000 N Dynamic Rating

Condition: New
Condition Note: Made In USA

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Inch tapered roller bearing cone, 3.7500 in bore, 1.4219 in width, 223,000 N dynamic and 343,000 N static rating. Mates with a 52618 cup.

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$53.09

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Specifications

Key Specifications

MFR / BrandTimken
MPN52375
GTIN053893320731
Model52375 #3
Bearing TypeTapered Roller Bearing Cone
ID3.7500 in (95.250 mm)

Technical Specifications

ConditionNew
Base Number52375
Condition NoteMade In USA
Overall Width1.4219 in (36.116 mm)
Mpn Variants52375; 52375-20026; 52375 20026; 52-375
Compatible With ReplacesMating cups: Timken 52618, Timken 52618P
Precision ClassNot specified
Additional AttributesK Factor 1.23; C90 57,900 N; Ca90 47,100 N; Effective Load Centre -0.5 mm; Max shaft fillet radius 3.600 mm; da 105 mm; db 112 mm; Aa 4.1 mm; Ab 3 mm; G1 175.4; G2 41.7; Cg 0.152
Dynamic Load Rating223,000 N
Static Load Rating343,000 N
Series523
Rolling ElementsTapered Roller
Item Weight7.587 kg (16.73 lb)
Number Of Rows1
Bore TypeStraight
Part Number52375

Cross-References

Cross Reference 1Koyo 52375
Cross Reference 2NTN 4T-52375
Cross Reference 3NSK 52375
Cross Reference 4SKF 52375
Cross Reference 5BCA / Bower 52375
Seller Part Number: AJ5B5#EYWKEY

Product Description

What this part is

Timken 52375 inch tapered roller bearing cone. Bearing Type: Tapered roller bearing cone — the inner ring carrying the tapered rollers and cage as one assembly. Series: 523. Base Number: 52375. Bore Diameter: 3.7500 in (95.250 mm). Overall Width: 1.4219 in (36.116 mm). Bore Type: Straight. Rolling Elements: Tapered Roller. Number Of Rows: 1. Item Weight: 7.587 kg (16.73 lb). GTIN: 053893320731.

Decoding the designation

52375 — Timken base cone number in the 523 inch series, 3.7500 in bore. No precision suffix is present, so the tolerance class is Not specified.

-20026 — the Timken order-code form of the same cone, used as a search term by several distributors.

What these specs mean in practice

Dynamic Load Rating: 223,000 N (C1, one million revolutions). Static Load Rating: 343,000 N. Dynamic radial rating at 90 million revolutions (C90): 57,900 N. Dynamic axial rating at 90 million revolutions (Ca90): 47,100 N. K Factor: 1.23. A K factor near 1.2 puts the roller angle in the medium range, so the cone carries heavy radial load while still taking a useful thrust component in an opposed pair.

Mounting data

Effective Load Centre: -0.5 mm. Maximum fillet radius on the mating shaft: 3.600 mm (0.140 in). Shaft Backing Shoulder Diameter, frontface (da): 105 mm (4.13 in). Shaft Backing Shoulder Diameter, backface (db): 112 mm (4.41 in). Cage location relative to backface (Aa): 4.1 mm. Cage location relative to frontface (Ab): 3 mm. G1 Factor: 175.4. G2 Factor: 41.7. Geometry Factor (Cg): 0.152.

Quantity and configuration

Unit Quantity: 1 Pc. Cone only. The matching cups are the Timken 52618 and 52618P.

Interchange guidance

52375 is an industry-standard inch tapered roller bearing cone number. Koyo, NTN, NSK, SKF and BCA/Bower all build a 52375 to the same boundary dimensions, and all interchange with this cone.

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