Home Bearing INA BK4020 Drawn Cup Needle Roller Bearing, Closed End, 40x47x20mm
INA BK4020 Bearing

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

INA Genuine Original

INA BK4020 Drawn Cup Needle Roller Bearing, Closed End, 40x47x20mm
Model / Part No: BK4020 Catalog ID: MB-C112B7FC

Brand

INA

Model / Part No.

BK4020

Category

Bearing

Origin

Global

Availability

1580 pcs Ready to Ship
US$ 11.50 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Cross-Brand Alternatives

LHJP BK4020

LHJP

BK4020

US$ 1.12 View
NTN BK4020

NTN

BK4020

US$ 3.70 View
NKE BK4020

NKE

BK4020

US$ 6.10 View

Technical Drawings (For reference only)

Technical Drawing 1

Technical Specifications (For reference only)

Limiting Speed n G min –1

Limiting Speed nG min –1
6600

Dimensions mm

D
47
r min
0.8
F w
40
C -0.3
20
C t min
17.3

Basic Dynamic Load Rating N

Dynamic load rating Cr
25500
Static Load C0r
52000

Reference Speed n B min –1

Reference Speed nB min–1
4900

Fatigue Load Limit C ur N

Fatigue Load Limit C ur N
6800

Suitable Inner Ring (to be ordered separately)

IR Model
IR35X40X20,5
LR Model
LR35X40X20,5

Closed End Drawn Cup Needle Roller Bearing

Model
BK4020
Mass /m ≈g
62

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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