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roulements à rouleaux cylindriques
Created with Pixso. GQZ NU2308 Double Row Cylindrical Roller Bearing For Mining Gearbox Machinery

GQZ NU2308 Double Row Cylindrical Roller Bearing For Mining Gearbox Machinery

Nom De La Marque: GQZ
Numéro De Modèle: NU2308
Nombre De Pièces: 100.PCS
Prix: Négociable
Délai De Livraison: 5 jours ouvrables
Conditions De Paiement: T/T, Western Union, Paypal, MoneyGram
Informations détaillées
Lieu d'origine:
Chine
Certification:
ISO9001/ISO14001/GJB9001
Port:
Shanghai/Shenzhen
Diamètre extérieur:
Maillon de chaîne et clôture
Dimension:
40×80×18mm
Degré de précision:
P0, p6, p5, p4, p2
Taille d'alésage:
25mm
Vibration:
Z1V1 à Z2V2 à Z3V3
Emballage:
Emballages en carton de singe
Type de charge:
Charge radiale et axiale
Application:
Machines-outils, pompes, boîtes de vitesses, robotique
Les niveaux de vibration:
Z1V1 ; Z2V2 ; Z3V3
Niveau de bruit:
Z1, Z2, Z3, Z4
support:
Support de bakélite
Feture:
angle > 45, mais incl. angle = 40
Numéro de pièce:
Les États membres doivent fournir des informations détaillées sur les mesures à prendre.
Taper:
Roulement
Matériau de cage:
Acier ou laiton ou nylon
Graisse:
Mobil Polyrex EM, Kyodo Yushi SRL est une société basée à Kyoto.
Plage de largeur:
4mm à 60mm
Indice de vitesse:
Jusqu'à 50 000 tr/min (selon la taille et la conception)
Matériel:
GCr15
Diamètre extérieur D:
47 mm
Portant le poids:
2,5 kg
Numéro de colonne mobile:
Double rangée
Palier:
751176MSP/5
Échantillons gratuits:
Disponible
Temps de travail:
4 heures
Classe de précision:
P0, p6, p5, p4, p2
Nombre de rangée:
Une seule rangée
Largeur:
33.340 millimètres
Livraison:
Par mer, air ou express
Service:
Services personnalisés OEM
Entraînement:
Oui
Garantie:
1 an
Autorisation:
C0, C2, C3, C4, C5
autre modèle:
FC3246130
Diamètre extérieur:
380mm
Type de joint:
Ouverts ou scellés
Système de qualité:
ISO9001-2008
Échantillon:
Disponible
Industrie de précision:
P0 P6 P5 P4
Détails d'emballage:
Boîte en carton standard
Capacité d'approvisionnement:
1000.pcs / mois
Description du produit
1. Product Overview

The NU2308 double row cylindrical roller bearing is designed for ultra heavy-duty industrial equipment, equipped with separable inner ring and double roller rows to achieve outstanding radial load capacity.

It is widely used in mining crushers and heavy gearboxes enduring continuous shock heavy loads.

👉 Get a quote within 24 hours for your project

2. Technical Specifications
Model NU2308
Inner Diameter (ID) 40mm
Outer Diameter (OD) 90mm
Width 33mm
Structure Double row cylindrical roller, separable inner ring, solid brass machined cage, open type
Material GCr15 bearing steel
Gear Type (if any) N/A

👉 Full technical data and drawings available upon request

3. Key Advantages
  • Double row roller structure delivers ultra-high radial load & shock resistance
  • Separable inner and outer ring for easy installation and maintenance
  • Large roller contact area improves rigidity and extended service life
  • Stable performance under low-medium speed heavy continuous operation
  • Custom clearance, cage material and precision grade available

👉 Helps reduce maintenance cost and improve machine performance

4. Applications

This bearing is widely used in:

  • Mining crushing and conveying machinery
  • Heavy industrial reduction gearboxes
  • Metallurgical processing equipment
  • Construction engineering heavy machinery
  • Large agricultural processing transmission devices

👉 Ideal for customers looking for reliable and long-life bearing solutions

5. Why Choose GQZ Bearing
  • 25+ years experience in industrial bearing manufacturing
  • Exported to 50+ countries worldwide
  • Rich experience in OEM & custom double row cylindrical roller bearing projects
  • Strict quality inspection before shipment
  • Fast response within 24 hours
  • Stable supply for long-term cooperation

👉 We focus on quality, reliability, and long-term partnership

6. Quality Control
  • Raw material hardness inspection
  • Precision grinding machining process
  • Heat treatment hardness control
  • Clearance & rotation performance testing
  • Final dimensional inspection before delivery

👉 Ensuring consistent performance for every bearing

7. Get a Quote Now

Looking for a reliable bearing supplier?

👉 Send your inquiry to get:

  • Fast quotation within 24 hours
  • Technical support from engineers
  • Custom solution suggestions
  • Competitive factory price

👉 Click “Send Inquiry” or contact us now


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8. FAQ

Q1: Can you provide custom bearings?

Yes, we support OEM and custom production based on drawings or requirements.

Q2: What is your delivery time?

Standard models: 7–15 days
Custom products: depending on specifications

Q3: Do you support bulk orders?

Yes, we provide stable supply for long-term cooperation.