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{"title":"High Precision Taper Roller Bearings 30221 Open Seals Type Low Voice","imgUrl":"https:\/\/img.chinax.com\/nimg\/ba\/8f\/505eac0cc391da4e55b1448cb3fa-200x200-1\/high_precision_taper_roller_bearings_30221_open_seals_type_low_voice.jpg","attrs":{"Brand Name":"Optional","Model Number":"30221","Certifiion":"ISO9001","Place of Origin":"CHINA"}}
{"title":"L44543 inch GCR15 Taper Roller Bearings 60mm - 250 mm Outside Diameter","imgUrl":"https:\/\/img.chinax.com\/nimg\/da\/9a\/4d5a875256e22c54028713afac82-200x200-1\/l44543_inch_gcr15_taper_roller_bearings_60mm_250_mm_outside_diameter.jpg","attrs":{"Brand Name":"Optional","Model Number":"6002CE","Certifiion":"ISO9001","Place of Origin":"CHINA"}}
{"title":"L305648\/L305610 L305648\/10 Tapered Roller Bearing 49.987 X 80.963 X 18.258 mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/47\/99\/bfe301745291136d7db0b12cccc8-200x200-1\/l305648_2fl305610_l305648_2f10_tapered_roller_bearing_49_987_x_80_963_x_18_258_mm.jpg","attrs":{"Brand Name":"Optional","Model Number":"L305648\/L305610","Certifiion":"ISO9000\/ISO14001\/QS9000\/TS16949","Place of Origin":"USA"}}
{"title":"Chrome Steel Material Japan Factory NSK HR32008XJ Tapered Roller Bearing","imgUrl":"https:\/\/img.chinax.com\/nimg\/11\/ba\/112cb497a7d70822c0370396c649-200x200-1\/chrome_steel_material_japan_factory_nsk_hr32008xj_tapered_roller_bearing.jpg","attrs":{"Brand Name":"NSK","Model Number":"HR32008XJ","Place of Origin":"Japan","Minimum Order Quantity":"1 PCS"}}
4T-6379-6320 is single row separable inch-size tapered roller bearing. It consists of inner cone assembly 6379 and outer cup 6320. Tapered contact surfaces can bear radial load and unidirectional axial load simultaneously. Separable design facilitates installation, disassembly and preload adjustment. Widely used for heavy truck, trailer and engineering machinery transmission assemblies.
Formal quotation will be sent within 24 hours upon your inquiry.
2. Technical Specifiions
Model
4T-6379-6320
Dimensions
d=114.3 mm, D=168.275 mm, T=41.275 mm
Net weight
approx 3.42 kg
Dynamic load rating Cr
208 kN
Static load rating Cor
286 kN
Limiting speed
Grease 2200 rpm, Oil 2900 rpm
Structure
Single row tapered rollers, separable cone (6379) & cup (6320), complete 4T set
Material
GCr15 bearing chrome steel, stamped steel cage
Clearance
Standard factory preset clearance, customized clearance available
Complete dimension drawings and load data available on request.
3. Core Advantages
Standard inch series 4T combination, perfect interchangeability for overseas aftermarket vehicle parts
Tapered raceway structure withstands radial force and one-way axial thrust load at the same time
Separable cone and cup support independent fitting and flexible preload adjustment
Precision superfinished roller surface reduces friction heat and running noise during continuous operation
Mature matched set 6379 inner with 6320 outer, stable performance under heavy load
Customizable options: OEM laser marking, high temperature grease, special clearance grades Effectively reduce roller fatigue wear and extend service life of vehicle transmission assemblies.
4. Appliion Scenarios
Heavy-duty truck, semi-trailer wheel hub and drive axle assemblies
Medium construction machinery rotary transmission components
Large agricultural machinery gearboxes and power output shafts
Mining transport vehicle supporting structures
General inch-standard equipment with mixed radial and axial load requirements
5. Why Choose GQZ Bearing
25 years professional manufacturer of tapered roller bearings
Products exported to over 50 countries worldwide
Strict inspection on raw material hardness, roller surface finish, load capacity and rotational smoothness before delivery
24-hour professional technical support for clearance selection and installation guidance
Sufficient bulk stock for automotive, engineering and machinery distributors
We supply stable dimensional accuracy, reliable mixed-load performance and long-term cooperative support.
6. Quality Control Process
GCr15 raw material chemical composition and hardness inspection
Precision superfinishing grinding for inner cone, outer cup and roller surfaces
Stamped cage forming and deburring processing
Full dimension tolerance, static & dynamic load and rotational performance testing
7. Request Quotation
If you need 4T-6379-6320 inch tapered roller bearings:
Send inquiry to obtain below supports:
Quick formal quotation within 24 hours
Professional preload adjustment suggestion for different working conditions
Custom lubriion and marking solutions
Competitive factory direct price Contact our sales team for full technical datasheets and formal offer.
8. FAQ
Q1: What does 4T-6379-6320 mean?
4T means complete bearing set; 6379 stands for inner cone, 6320 represents outer cup.
Q2: Main dimensions of 4T-6379-6320?
114.3×168.275×41.275 mm, inch size single row tapered roller bearing.
Q3: What loads can this bearing bear?
It can withstand radial load and one-way axial thrust load simultaneously.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1989
Total Annual:
1000000-10000000
Employee Number:
10~100
Ecer Certification:
Verified Supplier
Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad... Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...