Home Bearing NTN 6312NR Single Row Deep Groove Ball Bearing with Outer Ring Snap Ring
NTN 6312NR Bearing

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

NTN Genuine Original

NTN 6312NR Single Row Deep Groove Ball Bearing with Outer Ring Snap Ring
Model / Part No: 6312NR Catalog ID: MB-5868EF85

Brand

NTN

Model / Part No.

6312NR

Category

Bearing

Origin

Global

Availability

700 pcs Ready to Ship
US$ 26.00 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Cross-Brand Alternatives

KOYO 6312NR

KOYO

6312NR

US$ 24.70 View
F&Z 6312NR

F&Z

6312NR

US$ 26.20 View
NSK 6312NR

NSK

6312NR

US$ 33.90 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
130
B
31
d
60
r smin 1)
2.1
r NS Minimum
0.5

Basic dynamic load rating kgf

Static Load Cor
5300
Dynamic Load Rating Cr
8350

Bearing number

Open
6312
Low Torque Seal
-
Contact Seal
6312LLU
Non-Contact Seal
6312LLB
Sealed
6312ZZ
With Snap Ring 2)
6312NR
With Snap Ring Groove 2)
6312N

Rated Basic Load KN

Dynamic Load Cr
82.0
Static Load Rating Cor
52.0

Mounting Related Dimensions mm

r Nas Maximum
0.5
d a Maximum 3)
80.5
D a Maximum
119
C z Minimum
2.9
d a Minimum
71
C Y Maximum
6.5
r as Maximum
2
D x (Approx.)
141.5

Retaining Groove Dimensions mm

r 0 Maximum
0.6
a Maximum
4.06
D 1 Maximum
125.22
b Minimum
3.1

Retaining Ring Dimensions mm

D 2 Maximum
139.7
f Maximum
2.82

Permissible Speed min-1

Oil Lubrication Open Z LB
6300
Grease Lubrication Open Type ZZ LLB
5400
LLH
-
LLU
3600

Weight 4) kg

Weight (Approx.)
1.73

Factor

f o
13.2
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."

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