Home Bearing UBC 31318 Precision Roller Bearing - Long-Life Industrial Steel Bearing
UBC 31318 Bearing

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

UBC Genuine Original

UBC 31318 Precision Roller Bearing - Long-Life Industrial Steel Bearing
Model / Part No: 31318 Catalog ID: MB-D303DBE3

Brand

UBC

Model / Part No.

31318

Category

Bearing

Origin

Global

Availability

320 pcs Ready to Ship
US$ 57.20 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Cross-Brand Alternatives

LYC 31318

LYC

31318

US$ 23.70 View
HRB 31318

HRB

31318

US$ 25.20 View
SSZJ 31318

SSZJ

31318

US$ 25.90 View
ZWZ 31318

ZWZ

31318

US$ 30.20 View
TMB 31318

TMB

31318

US$ 35.20 View

Technical Drawings (For reference only)

Technical Drawing 1

Technical Specifications (For reference only)

Model / Part Number
31318
D
90
C
30
B
43
D1 ≈
135.9
a ≈
58
da min
151
Da max
109
Dynamic Radial Load Cr
275000
Static radial load Cor
325000
Fatigue limit load Cur (N)
35500
Mass per meter approx (kg)
5.5
Limiting speed nG (rpm)
3900
Db min
104
ra max
4
rb max
3
E
0.83
Interchangeable Model per ISO 355
T7GB090
X-life
-
T
46.5
r1, r2 min
4
r3, r4 min
3
Ca min
6
Cb min
16.5
Y
0.73
Y0
0.4
Reference Speed nB rpm
2850

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."

TALK TO AN EXPERT

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