Home Bearing NTN NF 321 Bearing - Large Diameter Cylindrical Roller Bearing
NTN NF 321 Bearing

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

NTN Genuine Original

NTN NF 321 Bearing - Large Diameter Cylindrical Roller Bearing
Model / Part No: NF 321 Catalog ID: MB-375754BE

Brand

NTN

Model / Part No.

NF 321

Category

Bearing

Origin

Global

Availability

58 pcs Ready to Ship
US$ 313.00 / 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 Specifications (For reference only)

Main Dimensions mm

D
225
B
49
d
105
r 1s min 3)
3
r s min 3)
3

Basic dynamic load rating kgf

Static Load Cor
36500
Dynamic Load Rating Cr
32500

Rated Basic Load KN

Dynamic Load Cr
320
Static Load Rating Cor
360

Mounting Related Dimensions mm

D a Maximum
212
d a Minimum
118
r as Maximum
2.5
d b Minimum
118
D b Maximum
212
d d Minimum
137
r 1as Maximum
2.5
d e Minimum
149
D b Minimum 4)
199
d c Maximum
132

Dimensions mm

J
147
F w
135
E w
195

Permissible speed 1) min -1

Oil Lubrication
3700
Grease Lubrication
3100

Bearing number 2)

NUP
NUP321
NF
NF321
NJ
NJ321
N
N321
NU
NU321

Weight kg (approx.)

NU
8.53
N
8.33

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.

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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