Hi-TTS Engineering Machinery Parts Roller Bearings NJ2304/NJ2304E 20x52x21mm Single Row Bearing
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Detailed Product Description
Hi-TTS Engineering Machinery Parts Roller Bearings NJ2304/NJ2304E 20x52x21mm Single Row BearingDescribe:
Roller bearings are robust, cylinder-based components designed to minimize friction and handle high radial loads by using line contact between rollers and raceways. Ideal for heavy-duty, moderate-speed applications like gearboxes, conveyors, and automotive parts, they offer greater load capacity than ball bearings. Common types include cylindrical, tapered, spherical, and needle rollers
Key Characteristics and Types Load Capacity: Excellent for radial loads (forces perpendicular to the shaft). Some, like tapered rollers, also handle high axial (thrust) loads. Cylindrical Roller Bearings: Feature straight rollers for high radial loads in motors and gearboxes. Tapered Roller Bearings: Use conical rollers to handle combined radial and thrust loads. Needle Roller Bearings: Use thin rollers for compact spaces and high load capacity. Spherical Roller Bearings: Self-aligning for heavy-duty, misaligned, or high-speed, high-load environments. Structure: Composed of an outer ring, inner ring, cage, and rolling elements (cylinders, cones, or needles) . Quick Details:
Photos:More Another Engine Bearings :
Company Profile:
Packing and Shipping:FAQ:
Q1: If I only know the excavator model, but can not offer parts
No., what should I do ? A: If possible, you can send us pictures of old products, name
plate or the size for reference. Q2: What is the warranty of the parts after I purchased? A: The warranty is 6/12 Months based on the item details. For
natural broken, 3 months. Guarantee genuine parts. Q3: What's payment you can accept? A: We can receive payment through T/T, HSBC, , , Paypal, ALI trade
assurance. Q4: When will I get the items after place order? A1: In stock: 1-7days. B2: Out of stock: It's according to your quantity. We will let you
know when we quote. Q5: How can I do if there is something wrong with the items? A: Our products have been professionally tested and the quality is
very stable ,if you really found something wrong ,pls contact us ,
We have a professional after-sales team to help you solve the
problem . Q6: What's package? Can you give me the package according my
requirement? A1: Yes, Standard packing , Neutral packing with wooden box or
carton , as your customize. B2: If you agree, we also have our own professional brand packaging Q7: What is your main products ? A: We are specialized in the excavator engine spare parts, for
example Main cylinder block, cylinder head, crankshaft, overhaul
kit,piston, cylinder liner, piston ring, size tile, camshaft,
connecting rod, oil pump, water pump, valve series products,
movement,side,cover,Supercharger, starter motor, alternator, oil
nozzle, copper sleeve of oil nozzle, engine gear, etc. cover almost
allparts of the entire engine. |
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| Product Tags: Excavator roller bearing NJ2304 Single row bearing 20x52x21mm Hi-TTS machinery parts bearing |
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