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Premium NUZ 1848 ECMA Cylindrical Roller Bearing - Enhanced Capacity for Heavy-Duty Gearboxes

Premium NUZ 1848 ECMA Cylindrical Roller Bearing - Enhanced Capacity for Heavy-Duty Gearboxes

Brand Name: OEM/SKF/NSK/FAG/NTN/Timken/LYC/HRB/ZWZ
Model Number: NUZ 1848 ECMA, NU 1048 MA, NJ 248 MA, NU 248 MA, NUP 248 MA, 313221, NJ 2248 MA, NU 2248 MA, NUB 248 MA, NJ 348 MA, NU 348 M, NU 2348 ECMA
MOQ: 1(negotiation)
Price: negotiation
Payment Terms: L/C,T/T,Western Union
Supply Ability: 50,000pcs/month
Detail Information
Place of Origin:
China
Packaging Details:
OEM
Product Description
Product Overview:

Engineered for the most demanding industrial environments, our Cylindrical Roller Bearings (NU/NJ/NUP Series) are designed to handle extreme radial loads and high-speed operations. Whether you are operating in the scorching deserts of Saudi Arabia or the high-humidity coastal zones of the UAE, these bearings ensure your machinery stays running with zero unplanned downtime.

Why Choose Our MA/ECMA Series?
  • Machined Brass Cage (MA/ECMA): Provides superior stability, reduces friction, and withstands higher temperatures compared to standard steel cages—essential for the Middle East’s harsh climates.
  • Enhanced Load Rating: The ECMA design offers optimized internal geometry for maximum service life.
  • Precision Engineering: Manufactured to global ISO standards, ensuring 100% interchangeability with leading European and Japanese brands.


Real-World Applications:

  1. Oil & Gas : Used in mud pumps, rotary tables, and top drives where high radial load and sand/dust resistance are critical.
  2. Cement & Mining : Perfect for large crushers, vibrating screens, and conveyor systems in high-dust environments.
  3. Water Desalination : High-grade brass cage bearings for heavy-duty pumps required for 24/7 water supply operations.
  4. Steel Mills : Ideal for rolling mills where extreme heat and shock loads are daily challenges.
Q&A Addressing  Problems

Q1: Can these bearings survive 50°C+ ambient temperatures?

A: Yes. Our MA (Brass Cage) series is specifically chosen for Middle Eastern customers. Brass doesn't lose its integrity in extreme heat, and we use high-grade lubrication channels to ensure optimal cooling even in mid-summer desert conditions.

Q2: Do you offer bulk discounts for yearly contracts?

A: Absolutely. We value long-term partnerships . We offer flexible payment terms and tiered pricing for distributors and large-scale industrial end-users.

ParameterValue (48series)Unit 
Bore Diameter 240mm
Outside Diameter 360 - 500 (Depending on Series)mm
Width 56 - 155mm
Basic Dynamic Load Up to 2,500 (for NU 2348)kN
Limiting Speed 1,200 - 2,800r/min
Operating Temperature-30 to +150 (Heat Stabilized)°C
Cage MaterialMachined Brass (MA/ECMA)-
Bearings No.d (mm)D (mm)B (mm)Cr (kN)C0r (kN)Weight (kg)
NUZ 1848 ECMA240300282013654.5
NU 1048 MA2403605652380020
NJ 248 MA24044072952137052.5
NU 248 MA24044072952137051.5
NUP 248 MA24044072952137053.5
3132212404401201570250084
NJ 2248 MA2404401201450236085
NU 2248 MA2404401201450236084
NUB 248 MA240440120952137051.5
NJ 348 MA240500951450200098.5
NU 348 M240500951450200094.5
NU 2348 ECMA24050015526003650155