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TimkenTapered Roller Bearing Cup – 3.8750 in Outside Diameter, 0.7018 in Width, Class 3 Precision

Condition: New – Open box
Condition Note: Made In USA, Class 3 Precision

Availability:

12 in stock

Inch tapered roller bearing cup, 3.8750 in outside diameter, 0.7018 in width, Class 3 precision. Runs against a 385A cone.

List Price

$33.25

12 in stock

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Specifications

Key Specifications

MFR / BrandTimken
Model382 #3
Bearing TypeTapered Roller Bearing Cup
OD3.8750 in (98.425 mm)

Technical Specifications

Series382
Base Number382
Overall Width0.7018 in (17.826 mm)
Mpn Variants382-3; 382 *3; 382 #3; 3823
Compatible With ReplacesMating cone: Timken 385A
Precision ClassClass 3
Additional Attributese Factor 0.35; Y Factor 1.69; Cg 0.0859; Max housing fillet radius 0.76 mm; Da 92.96 mm; Db 89.92 mm
Rolling ElementsTapered Roller
Item Weight0.6 kg (1.400 lb)
Number Of Rows1
Cup Part Number382
Cup Width0.7018"
Cup Backface To Clear Radius0.03"
Part Number382-3
Cup Frontface Backing Diameter3.66"

Cross-References

Cross Reference 1Koyo 382
Cross Reference 2NTN 4T-382
Cross Reference 3NSK 382
Cross Reference 4SKF 382
Cross Reference 5BCA / Bower 382
Cross Reference 6Fersa 382
Seller Part Number: N3#5FK64V

Product Description

What this part is

Timken 382-3 inch tapered roller bearing cup. Bearing Type: Tapered roller bearing cup — the outer race of a single-row tapered roller bearing. Series: 382. Base Number: 382. Outside Diameter: 3.8750 in (98.425 mm). Overall Width: 0.7018 in (17.826 mm). Rolling Elements: Tapered Roller. Number Of Rows: 1. Item Weight: 0.6 kg (1.400 lb).

Decoding the designation

382 — Timken base cup number, 3.8750 in outside diameter, unflanged.

*3 — Timken Precision Class 3. Tighter running and mounting tolerance than standard class, giving lower running vibration and closer location in the housing bore. The same class is written 382-3, 382 *3 and 382 #3.

What these specs mean in practice

e Factor: 0.35. Y Factor: 1.69. Geometry Factor (Cg): 0.0859. A 0.7018 in ring width on a 3.8750 in outside diameter is a light section, which is why this cup is used where a large raceway has to fit a shallow housing.

Mounting data

Maximum fillet radius on the mating housing: 0.76 mm (0.03 in). Housing Backing Shoulder Diameter, frontface (Da): 92.96 mm (3.66 in). Housing Backing Shoulder Diameter, backface (Db): 89.92 mm (3.54 in).

Quantity and configuration

Unit Quantity: 1 Pc. Cup only. The matching cone is the Timken 385A.

Interchange guidance

382 is an industry-standard inch tapered roller bearing cup number. Koyo, NTN, NSK, SKF and BCA/Bower all build a 382 to the same boundary dimensions. Precision Class 3 is a Timken tolerance grade; a standard-class 382 from any maker fits the same envelope but holds a wider tolerance band. The flanged 382B is a different part: it runs a 3.8125 in base outside diameter with a 3.996 in flange, so it seats on a housing face rather than a shoulder.

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