-- SKF Authorized Engineering Partner
Ensure smooth, reliable performance for your compressors with the HK1212 Needle Roller Bearing, engineered to handle radial and thrust loads with precision. Crafted from high-grade Bearing Steel and available in P0-P2 precision ratings, this unseparated double-row bearing minimizes friction and extends equipment lifespan—perfect for maintaining consistent operation even in demanding industrial environments.
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Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
| Parameter | Details |
|---|---|
| Model Number | 3212A-2Z/C3, 3212ATN9, 3312A |
| Bearing Type | Angular Contact Ball Bearing |
| Separated | Unseparated |
| Rows Number | Double |
| Load Direction | Radial Bearing, Thrust Bearing |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Specification | 130*60*54 mm |
| Origin | China |
| HS Code | 8482102000 |
| Industry | Typical Applications |
|---|---|
| Automobile | Transmission systems, wheel hubs |
| Rolling Mill | Roller assemblies, drive mechanisms |
| Mine | Conveyor systems, crushing equipment |
| Metallurgy | Continuous casting machines, rolling stands |
Many buyers face frustration when sourcing bearings—either the dimensions don’t match, the quality is inconsistent, or suppliers can’t provide the exact model needed. When a bearing fails prematurely in critical equipment like rolling mills or mining conveyors, it leads to costly downtime and maintenance delays.
Our angular contact ball bearings are designed to address these challenges. With ISO 9001-certified production processes and a focus on precision, they deliver consistent performance in high-load applications. Available in models 3212A-2Z/C3, 3212ATN9, and 3312A, these double-row bearings handle both radial and thrust loads, making them ideal for automobile transmissions and metallurgical machinery where reliability is non-negotiable.
These bearings excel in environments where combined radial and axial forces are present. The double-row design provides increased rigidity and load-carrying capacity, while the unseparated structure ensures easy installation and maintenance. Whether operating in the high temperatures of rolling mills or the heavy vibrations of mining equipment, the bearing steel construction and precision P0-P2 ratings ensure stable performance under stress.
The 130x60x54 mm dimensions are standardized to fit common industrial equipment, ensuring interchangeability with major international standards. Bearing steel material offers excellent hardness and wear resistance, critical for withstanding the abrasive conditions of mining operations. Grease or oil lubrication options allow customization based on operating speed and temperature, while vibration classes Z1V1 to Z3V3 let you select the right balance between smooth operation and cost-effectiveness for your specific application.
Investing in quality bearings minimizes hidden expenses associated with frequent replacements and unplanned downtime. A bearing that meets precision class P5 or higher reduces vibration, extending the life of adjacent components like shafts and gears. In contrast, low-quality bearings with subpar material hardness often fail early, leading to secondary damage and increased maintenance labor costs. Our focus on material testing and dimensional accuracy helps ensure your equipment runs longer between service intervals.
Our production process adheres to ISO 9001 standards, with rigorous testing of raw materials and finished products for hardness, dimensions, and surface quality. We maintain rich stocks for quick delivery and offer a warranty against manufacturing defects. With access to both our own brand and major international brands like NTN, NSK, and Timken, we can source or supply the exact bearing you need, whether for standard replacement or custom OEM/ODM requirements.
Whether you need the 3212A-2Z/C3, 3212ATN9, 3312A, or another model, provide us with your required specifications, quantity, and destination. Our team will respond within 0.5 hours with pricing and availability, ensuring you get the bearings you need without delay.
Q: Do you support procurement of other bearing brands or models?
A: Yes, we offer a full range of bearing types from various brands, including international and domestic options. We can source or supply according to your specific brand or model requirements.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment’s bearing dimensions (d x D x B), model number, or application details. Our technical team will verify compatibility with the 3212A series or recommend alternatives if needed.
Q: What is your warranty policy for these bearings?
A: We provide a warranty against manufacturing defects. Specific terms are outlined in the sales contract, and defective products can be replaced or refunded subject to inspection.
Q: What is the minimum order quantity?
A: We support low minimum order quantities, including small trial orders, to meet your immediate needs before scaling up to larger purchases.
Q: How long does shipping take, and what methods are available?
A: In-stock items ship immediately. Shipping time depends on the method: Express (1-3 days), Air (3-7 days), Sea (20-40 days), or Road/Train for regional deliveries. We’ll recommend the most cost-effective option based on your location.
Q: Can you produce custom (OEM/ODM) bearings?
A: Yes, we offer OEM/ODM services. Provide your drawings, specifications, or sample, and we can manufacture bearings tailored to your requirements.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
Years Experience
24h
Quote Response
78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.
Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Long-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
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Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
Address
No. 377 Bansongyuan Road, Huangpu District, Shanghai, China
Free Sample Program
Orders over $50K qualify for free product samples
Test against your KPIs before full production commitment. Ask our engineers for details.
Regarding: HK1212 12X17X12/15/18 Needle Roller Bearing for Compressors
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