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Timken52387/52618Tapered Roller Bearing Cone and Cup — 3.8750 in (98.425 mm) Bore, 6.1875 in (157.163 mm) OD, 1.4375 in (36.513 mm) Width

Condition: New – Open box
Condition Note: Made In USA, New Old Stock

Availability:

2 in stock

Tapered roller bearing cone and cup set, 3.8750 in (98.425 mm) bore, 6.1875 in (157.163 mm) OD, 1.4375 in width, 223,000 N C1. Timken 52387/52618.

List Price

$152.20

2 in stock

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Specifications

Key Specifications

MFR / BrandTimken
MPN52387/52618
Model52387 52618
Bearing TypeTapered Roller Bearing Cone
ID3.8750 in (98.425 mm)
OD6.1875 in (157.163 mm)

Technical Specifications

Series52000
Mpn Variants52387/52618, 52387 52618, 52387-906A2, 906A2
Dynamic Load Rating223,000 N
Static Load Rating343,000 N
Item Weight2.5 kg (5.6 lb)
Number Of Rows1
Harmonization Code8482.20.00
Cup Part Number52618
Cup Width1.0313 in (26.195 mm)
Cup Backface To Clear Radius0.13 in
Cone Part Number52387
Cone Width1.4219 in (36.116 mm)
Cone Backface To Clear Radius0.14 in
Cone Frontface Backing Diameter4.25 in (108 mm)
Cup Frontface Backing Diameter6.00 in (151.90 mm)
Cage Cone Frontface Clearance0.08 in
Cage Cone Backface Clearance0.14 in
Effective Center Location-0.02 in (-0.5 mm)

Cross-References

Cross Reference 1SKF 52387/52618
Cross Reference 2NTN 4T-52387/52618
Cross Reference 3Koyo 52387/52618
Cross Reference 4Bower 52387/52618
Seller Part Number: BM3#YZHO9M

Product Description

What this part is

Timken 52387/52618 is a single-row tapered roller bearing: one 52387 cone and one 52618 cup. Bore Diameter: 3.8750 in (98.425 mm). Outside Diameter: 6.1875 in (157.163 mm). Overall Width: 1.4375 in (36.513 mm). Cone Width: 1.4219 in (36.116 mm). Cup Width: 1.0313 in (26.195 mm). Item Weight: 2.5 kg (5.6 lb). Rolling Elements: Tapered Roller.

Decoding the designation

52387 — Timken inch-series cone in the 52000 series.

52618 — the matching single cup, 6.1875 in OD.

What these specs mean in practice

Dynamic Load Rating: 223,000 N (50,200 lbf), Timken C1 at 1 million revolutions. Dynamic Radial Rating C90: 57,900 N (13,000 lbf). Dynamic Axial Rating Ca90: 47,100 N (10,600 lbf). Static Load Rating: 343,000 N (77,000 lbf). e Factor: 0.47. K Factor: 1.23. Y Factor: 1.26.

Mounting data

Effective Center Location: -0.02 in (-0.5 mm). Max Shaft Fillet Radius: 0.140 in (3.600 mm). Max Housing Fillet Radius: 0.130 in (3.30 mm). Shaft Backing Shoulder Diameter, Frontface (da): 4.25 in (108 mm). Shaft Backing Shoulder Diameter, Backface (db): 4.49 in (114 mm). Housing Backing Shoulder Diameter, Frontface (Da): 6.00 in (151.90 mm). Housing Backing Shoulder Diameter, Backface (Db): 5.59 in (141.99 mm).

Quantity and configuration

Unit Quantity: 2 Pcs, one cone and one cup forming one complete single-row bearing. Carton set marking: 906A2.

Interchange guidance

52387/52618 is an ABMA standard inch set also produced by SKF, NTN (4T-52387/52618), Koyo and Bower. The 52387 cone also mates the 52637 cup and flanged 52637B cup.

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