Dongguan Kentie Bearing Co., Ltd.
Premium Stainless Steel Ball Bearing Specialist Since 1998
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4*7*2.5mm Stainless Steel Miniature Ball Bearings SMR74ZZ With Antirust
SMR74ZZ Miniature bearings are generally smaller than the outer diameter of 9mm; British series, the outer diameter of less than 9.525mm! The main material is stainless steel, of which the smallest diameter can be 0.6mm, the general diameter of 1mm more. Miniature bearings for all types of industrial equipment, small rotary motors and other high-speed low-noise areas, such as: office equipment, micro-motors, instrumentation, laser engraving. They are widely used in a variety of industries, but bearing failure can result in problems such as torque and noise if not properly protected.
Specifications
| Bearing Model | SMR74ZZ Stainless Steel Miniature Ball Bearings |
| Outer Diameter | 7mm |
| Inner Bore | 4mm |
| Width | 2.5mm |
| Material | Stainless Steel 440 |
| Seals | ZZ Shield |
| Lubrication | Oil/ Grease |
| Package |
Plastic tube |
Our Advantages
Direct Manufacturer
18+ Years Experience
One-Stop OEM/ODM Service
15 R&D Engineers
300 Skilled Workers
30 Automated Production Lines
6,500,000pcs Turnout Per Month
Over 13,000 Square Meters Factory
Free Samples for Test
Free OEM & ODM Service
24-hour Oline Sales Assistance
Fast Shipment in 24 Hours for Large Stock Bearings
Trade Assurance Order to Protect Your Payment
Stainless Steel Miniature Ball Bearings
| Bearing NO. | ID/mm | OD/mm | B/mm |
| SMR52 | 2 | 5 | 2 |
| SMR52ZZ | 2 | 5 | 2.5 |
| SMR62ZZ | 2 | 6 | 2.5 |
| SMR63 | 3 | 6 | 2 |
| SMR63ZZ | 3 | 6 | 2.5 |
| SMR72ZZ | 2 | 7 | 3 |
| SMR74 | 4 | 7 | 2 |
| SMR74ZZ | 4 | 7 | 2.5 |
| SMR83ZZ | 3 | 8 | 3 |
| SMR84ZZ | 4 | 8 | 3 |
| SMR85ZZ | 5 | 8 | 2.5 |
| SMR93ZZ | 3 | 9 | 4 |
| SMR95ZZ | 5 | 9 | 3 |
| SMR104ZZ | 4 | 10 | 4 |
| SMR105ZZ | 5 | 10 | 4 |
| SMR106ZZ | 6 | 10 | 3 |
| SMR115ZZ | 5 | 11 | 4 |
| SMR117ZZ | 7 | 11 | 3 |
| SMR126ZZ | 6 | 12 | 4 |
| SMR148ZZ | 8 | 14 | 4 |
Q1: Are you a Manufacturer or trading company?
Answer: We are professional manufactuer of bearings since 1998 with ISO standards.
Q2: Can I get a sample to check out the quality?
Answer: Sure, free samples are available for stock products if you can pay for the shipping cost.
Q3: Can you do OEM to print my logo/brand on the products?
Answer: Yes, we can print your logo/brand on the products, you just need to send us your logo/brand files, we will show you how it looks like.We can also make custom package to your request.
Q4: How soon can I expect my order to be finished?
Answer: We have regular stock for standard bearings that can be shipped right after your payment. It will take 15-60 days for new production order,which depends on your order quantity.
Q5: What if I receive defective products for my order?
Answer: All our bearings are 100% inspected strictly before packing. If any defective products received, please provide photos and video to show us the problem and help us improve the quality. New products will be sent to you as replacement if the probelm is product quality.