Home Bearing NTN 6303NR Deep Groove Ball Bearing with Snap Ring and Groove
NTN 6303NR Bearing

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

NTN Genuine Original

NTN 6303NR Deep Groove Ball Bearing with Snap Ring and Groove
Model / Part No: 6303NR Catalog ID: MB-D5CC484F

Brand

NTN

Model / Part No.

6303NR

Category

Bearing

Origin

Global

Availability

3240 pcs Ready to Ship
US$ 5.60 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Cross-Brand Alternatives

NACHI 6303NR

NACHI

6303NR

US$ 2.90 View
NSK 6303NR

NSK

6303NR

US$ 7.30 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)

Main Dimensions mm

D
47
B
14
d
17
r NS Minimum
0.5
r smin 1)
1

Basic dynamic load rating kgf

Static Load Cor
665
Dynamic Load Rating Cr
1380

Bearing number

Open
6303
Low Torque Seal
6303LLH
Contact Seal
6303LLU
Non-Contact Seal
6303LLB
Sealed
6303ZZ
With Snap Ring 2)
6303NR
With Snap Ring Groove 2)
6303N

Rated Basic Load KN

Dynamic Load Cr
13.5
Static Load Rating Cor
6.55

Mounting Related Dimensions mm

r Nas Maximum
0.5
D a Maximum
42
d a Maximum 3)
25
C z Minimum
1.2
d a Minimum
22
C Y Maximum
3.3
r as Maximum
1
D x (Approx.)
53.5

Retaining Groove Dimensions mm

r 0 Maximum
0.4
a Maximum
2.46
D 1 Maximum
44.6
b Minimum
1.35

Retaining Ring Dimensions mm

D 2 Maximum
52.7
f Maximum
1.12

Permissible Speed min-1

Oil Lubrication Open Z LB
19000
Grease Lubrication Open Type ZZ LLB
16000
LLH
14000
LLU
11000

Weight 4) kg

Weight (Approx.)
0.115

Factor

f o
12.2
Suffix NR: Snap ring on the outer ring.

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."

TALK TO AN EXPERT

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