W639/3-2Z Deep Groove Ball Bearing – High Precision, Stable & Reliable
Basic Info.
| Inner Diameter | 3 mm |
| Outer Diameter | 7 mm |
| Thickness | 3 mm |
| Model | W639/3-2Z D/WR144 D/WR144R |
| Lubrication | Grease or Oil |
| Origin | China |
Introduction
High-performance miniature bearing with precision dimensions (3×7×3 mm), suitable for compact applications. Features grease/oil lubrication, rich stock availability, 100% on-time delivery, and OEM/ODM support. Made in China under trusted brands including NSK, NTN, Timken, and more.
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Basic Info.
Model NO.
W639/3-2Z D/WR144 D/WR144R
Stock
Rich Stocks
Grease Technology
High
Lubrication
Grease or Oil
Vibration
Z1V1 Z2V2 Z3V3
Service
OEM ODM
Delivery
by Express, Road, Train, Air, Sea
Sample
Available
on-Time Delivery Rate
100.0%
Response Time
Less Than 0.5h
Model
W639/3-2z D/Wr144 D/Wr144r
Transport Package
Carton Pallet
Specification
3*7*3mm
Trademark
BDL/NTN/NSK/NMB/Koyo/NACHI/Timken
Origin
China
HS Code
8482102000
Production Capacity
200000000 Pieces/Year

















