Home Bearing NSK 6221DDU Deep Groove Ball Bearing
NSK 6221DDU Bearing

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

NSK Genuine Original

NSK 6221DDU Deep Groove Ball Bearing
Model / Part No: 6221DDU Catalog ID: MB-D8AD243D

Brand

NSK

Model / Part No.

6221DDU

Category

Bearing

Origin

Global

Availability

192 pcs Ready to Ship
US$ 94.20 / unit (Wholesale)
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 Drawing 3
Technical Drawing 4
Technical Drawing 5
Technical Drawing 6
Technical Drawing 7
Technical Drawing 8
Technical Drawing 9
Technical Drawing 10

Technical Specifications (For reference only)

Overall Dimensions

d
105
D
190
B
36
r Minimum
2.1

Rated Load (N)

Cr
133000
Cor
105000

Bearing Designation

Open Type
6221
Shield Type
6221ZZ
With Snap Ring
6221NR
With Snap Ring Groove
6221N
Non-Contact Seal Type
6221VV
Contact Seal Type
6221DDU

Coefficient fo

Coefficient fo
14.3

Rated Load {kgf}

Cr
13600
Cor
10700

Weight (kg) (Reference)

Weight (kg) (Reference)
3.79

Mounting Dimensions (mm)

r a (Maximum)
2
C Y (Maximum)
8.4
Dx (Minimum)
205
Da(2) (Maximum)
179
d a (2) (Minimum)
116
d a (2) (maximum)
127.5

Limiting Speed (rpm) Oil Lubrication

Open Type, Z Type
4000

Snap Ring Dimensions (1) (mm)

f (Maximum)
3.1
D2 (Maximum)
202.9

Snap Ring Groove Dimensions (1) (mm)

D1 (Maximum)
183.64
b (minimum)
3.5
a (maximum)
5.69
r N (minimum)
0.5
r o (maximum)
0.6

Limiting Speed (rpm) Grease Lubrication

Open Type Z·ZZ Type V·VV Type
3400
DU Type DDU Type
2200
Suffix 6: Model suffix indicating NSK industrial packaging code 6. Often preceded by a space, *, or #, e.g., NSK_6206NR *6.

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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