Home Bearing NTN 4T-15578/15520 Premium Tapered Roller Bearing
NTN 4T-15578/15520 Bearing

For reference only. Please contact us for actual product photos and detailed specifications.

NTN Genuine Original

NTN 4T-15578/15520 Premium Tapered Roller Bearing
Model / Part No: 4T-15578/15520 Catalog ID: MB-858D23A2

Brand

NTN

Model / Part No.

4T-15578/15520

Category

Bearing

Origin

Global

Availability

2550 pcs Ready to Ship
US$ 7.10 / unit (Wholesale)
MOQ: 50 pcs Minimum Order Quantity

Min. Order: 50 pcs

Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Technical Drawings (For reference only)

Technical Drawing 1
Technical Drawing 2

Technical Specifications (For reference only)

Model / Part Number
15578/15520
D
25.4
C
13.495
B
17.462
Dynamic C
40.2
Static load Co
45.5
Fatigue load limit Pu
4.9
Reference Speed
9000
d1 ~
42.3
r1,2 Minimum
1.3
da Minimum
49
da Maximum
35
ra Maximum
1.3
a
12
E
0.35
T
17.462
Y
1.7
Yo
Limiting speed
13000
Mass / Weight
0.23
r3,4 Minimum
1.5
rb Maximum
1.5
db Minimum
31.5
Ca Minimum
3
Cb Minimum
3.5
Series
15500
Suffix T: Phenolic plastic cage, for DIN standard bearings

Logistics & Global Settlement

Tri-Regional Warehousing

Orders fulfillable from our strategic hubs in Singapore, Shanghai, and Malaysia for optimized lead times.

100% Authenticity Promise

Every component is sourced through authorized channels with strict quality control protocols.

Global Settlement

We support international trade via Bank T/T and PayPal with secure transaction monitoring.

Official Payment Channels
PayPal

Fast & Secure

Bank T/T

Wire Transfer

Commercial invoices (PI) will be issued in USD. Letter of Credit (L/C) accepted for high-volume contract orders.

Returns & Refund Policy Summary

30-Day Return Window

Request a return within 30 calendar days of receiving your shipment.

Original Condition Required

Items must be unused, uninstalled, and in original factory-sealed packaging.

Refund Processing

Full refund for seller errors; 15-20% restocking fee applies to buyer-order errors.

Trade Assurance

Shipping Origins

SG, CN, MY

Trade Terms

EXW, FOB, CIF, DDP

Certificates

CO, Form E, FTA Support

Technical Expert

Amy

"Need technical drawings (PDF/CAD) or a bulk volume quote? I'm available for immediate consultation."

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