Home Bearing NTN 6303ZZ Deep Groove Ball Bearing Double Metal Shields 17mm Bore
NTN 6303ZZ Bearing

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

NTN Genuine Original

NTN 6303ZZ Deep Groove Ball Bearing Double Metal Shields 17mm Bore
Model / Part No: 6303ZZ Catalog ID: MB-5AE73D6E

Brand

NTN

Model / Part No.

6303ZZ

Category

Bearing

Origin

Global

Availability

13870 pcs Ready to Ship
US$ 1.30 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Cross-Brand Alternatives

KOYO 6303ZZ

KOYO

6303ZZ

US$ 2.40 View
HCH 6303ZZ

HCH

6303ZZ

US$ 0.90 View
IBC 6303ZZ

IBC

6303ZZ

US$ 1.21 View
NACHI 6303ZZ

NACHI

6303ZZ

US$ 1.39 View
TIMKEN 6303ZZ

TIMKEN

6303ZZ

US$ 2.90 View
ROLLWAY 6303ZZ

ROLLWAY

6303ZZ

US$ 2.50 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

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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