Home Bearing NSK 6921ZZ Shielded Deep Groove Ball Bearing 105x145x20mm
NSK 6921ZZ Bearing

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

NSK Genuine Original

NSK 6921ZZ Shielded Deep Groove Ball Bearing 105x145x20mm
Model / Part No: 6921ZZ Catalog ID: MB-52D6F0E2

Brand

NSK

Model / Part No.

6921ZZ

Category

Bearing

Origin

Global

Availability

270 pcs Ready to Ship
US$ 67.90 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Cross-Brand Alternatives

NTN 6921ZZ

NTN

6921ZZ

US$ 36.00 View

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
145
B
20
r Minimum
1.1

Rated Load (N)

Cr
42500
Cor
42000

Bearing Designation

Open Type
6921
Shield Type
6921ZZ
With Snap Ring
6921NR
With Snap Ring Groove
6921N
Non-Contact Seal Type
6921VV

Coefficient fo

Coefficient fo
16.4

Rated Load {kgf}

Cr
4300
Cor
4300

Weight (kg) (Reference)

Weight (kg) (Reference)
0.856

Mounting Dimensions (mm)

r a (Maximum)
1
C Y (Maximum)
4.7
Dx (Minimum)
152
Da(2) (Maximum)
138.5
d a (2) (Minimum)
111.5
d a (2) (maximum)
116

Limiting Speed (rpm) Oil Lubrication

Open Type, Z Type
5300

Snap Ring Dimensions (1) (mm)

f (Maximum)
1.7
D2 (Maximum)
150.7

Snap Ring Groove Dimensions (1) (mm)

D1 (Maximum)
142.6
b (minimum)
1.9
a (maximum)
3.3
r N (minimum)
0.5
r o (maximum)
0.6

Limiting Speed (rpm) Grease Lubrication

Open Type Z·ZZ Type V·VV Type
4300
DU Type DDU Type
-
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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