• Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
  • Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
  • Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
  • Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
  • Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
  • Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305

Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305

Model No.: 31303
Brand Name: Taper Roller Bearing
Type: Taper Roller Bearing
Cage: Steel
Design Units: Imperial
Bearing Weight: 0.13kg
Customization:
Diamond Member Since 2018

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Rating: 5.0/5
Manufacturer/Factory, Trading Company

Basic Info.

Model NO.
31303 31304 31305
Size
17*47*15.5
OEM Servie
Yes
Model 1
Bearing 31303
Model 2
Taper Roller Bearing 31304
Type 1
Taper Roller Bearing 31305
Rolling Body
Roller Bearings
The Number of Rows
Single
Outer Dimension
Small and Medium-Sized (60-115mm)
Material
Bearing Steel
Spherical
Non-Aligning Bearings
Load Direction
Radial Bearing
Separated
Separated
Transport Package
Box+Carton+Pallet
Specification
14*47*15.5
Trademark
nsk koyo
Origin
China
HS Code
84822000
Production Capacity
50000 Pieces/Year

Product Description

Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305

Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
 
Specifications of Bearing
Specifications of size Taper Roller Bearing 
Produce name 31303 Tapered Roller Bearing
Brand nsk ntn koyo timken
Model 31303
Dimension 17*47*15.5mm
Ring Material Gcr15
Cage Material steel
Mass bearing 0.13kg
Precision P0, P6, P5, or as requested
Vibration ZV1, ZV2, ZV3, or as requested
Clearance C0, C2, C3, or as requested
Quality standard ISO9001: 2000/ SGS

Application

Home appliances; Automotive, electric, instruments, building machines, railway vehicle, Agricultural machines and etc.  


Taper roller bearing are generally used to support combined load mainly consisting of radial load. Their cups are separable for easy assembling. During mounting andd using, radial clearance and axial clearance can be adjusted and preload mounting can be made. 

1. Tapered roller bearings consist of four basic components including the cone (inner ring), the cup(outer ring), tapered rollers, and a cage (roller retainer). 
2. The construction provides a high capacity for radial loads, axial loads and combined loads. 
3. Rolling body is a cylindrical roller bearing to the heart, is a separate type bearings, installation and removal is very convenient. 
4. Taper roller bearingcould used in Automobile, Forklift, Gauge Lathe, Motor, Mining Machinery, Construction Machinery, Vibration Machine, Petroleum machinery etc. 
 
Parameters of Bearing
More details of size tapered roller bearings
model  d D H
31303 17 47 15.5 0.13
31304 50 52 16.5 0.17
31305 25 62 18.5 0.26
31306 30 72 21 0.38
31307 35 80 23 0.52
31308 40 90 25.5 0.66
31309 45 100 27.5 0.97
31310 50 110 29.5 1.23
31311 55 120 36 1.5
31312 60 130 34 1.92
31313 65 140 36.5 2.29
31314 70 150 38.5 2.85
31315 75 160 40 3.73
31316 80 170 42.5 4.09
31317 85 180 45 4.91
31318 90 190 47 5.53
31319 95 200 50 6.84
31320 110 240 63 11
31324 120 260 68 15.6
31326 30 280 64.5 18.9
31328 140 300 77.5 17.4
Our Main Products
Koyo NSK NTN Timken Super Precision Industrial Sewing Machine Taper Roller Bearing 31303 31304 31305
FAQ
SAMPLES
1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay   samples charge and shipping cost.
3.It's better to start your order with Trade Assurance to get full protection for your samples order.

CUSTOMIZED
The customized LOGO or drawing is acceptable for us.

MOQ
1.MOQ: 10 pcs mix different standard bearings.
2.MOQ:  5000 pcs customized your brand bearings.

OEM POLICY
1.We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
2.We can custom your packaging according to your design
3.All copyright own by clients and we promised don't disclose any info.

SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email,thanks!
Contact Us

Bella 



We have all kinds of bearings, just tell me your item number and quantity,best price will be offered to you soon
The material of the bearings, precision rating, seals type,OEM service,etc, all of them we can make according to your requireme

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