Manufactured by CHG Bearing, the NN 3022 TN3/SP is a precision Super-Precision Cylindrical Roller Bearings. Key dimensional parameters include a 110 mm bore diameter, a 170 mm outer diameter, and a 45 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.
NN 3022 TN3/SP - Super-Precision Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | NN 3022 TN3/SP |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Super-precision Cylindrical Roller Bearing |
| Design Type | Cylindrical Bore |
| Structure (Drawing Reference) | Complete Bearing |
| Number of Rows | 2 |
| Ring Type | None |
| Design | NN Design |
| Tolerance Class | SP |
| Bearing Material | Bearing Steel |
| Coating | None |
| Sealing | None |
| Lubricant | None |
| Features | None |
| Number of Flanges – Outer Ring | 0 |
| Number of Ribs – Inner Ring | 3 |
| Dimensions | |
| Bore Diameter (d) | 110 mm |
| Width (B) | 45 mm |
| Outer Diameter (D) | 170 mm |
| Minimum Chamfer Dimension rmin | 2 mm |
| Inner Ring Chamfer | 2 mm |
| Outer Ring Chamfer | 2 mm |
| End-face Height Difference h | 3 mm |
| Inner-Ring Land Diameter (L1 / d1) | 132.6 mm |
| Outer Ring Raceway Diameter E | 155 mm |
| Shaft Shoulder Diameter dₐ, min. | 120 mm |
| Housing Shoulder Diameter Dₐ, min. | 157 mm |
| Housing Shoulder Diameter Dₐ, max. | 160 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 220 kN |
| Basic Static Load Rating C₀ (kN) | 360 kN |
| Limiting Speed – Grease (r/min) | 6300 r/min |
| Limiting Speed – Oil-air (r/min) | 7200 r/min |
| Recommended Grease Quantity Grec (cm³) | 11 cm³ |
| Fatigue Load Limit Pᵤ (kN) | 41.5 kN |
| Axial Static Stiffness – Guideline Value (N/µm) | 2470 N/µm |
| Material | |
| Weight (kg) | 3.54 kg |
| Radial Internal Clearance | C1 mm |
| Internal Design & Weight | |
| Cage Type | Non-metallic Cage |
| Mounting Dimensions | |
| Lubrication Port Thread / Size Φ1 | 152.9 |
NN 3022 TN3/SP 170 mm 110 mm 45 mm Frequently Asked Questions about NN 3022 TN3/SP Super-Precision Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Yes, 100% of NN 3022 TN3/SP Super-Precision Cylindrical Roller Bearings leaving CHG Bearing production lines are subjected to multi-frequency Anderometer sound testing. All units satisfy baseline Z1V1 levels, with dedicated quiet-running electric motor quality (EMQ) lots certified to Z2V2 and Z3V3 standards for silent machinery integration.
Sourcing NN 3022 TN3/SP directly from CHG Bearing eliminates intermediate brokerage markups while granting you factory-direct engineering backup, rigorous ISO-certified quality assurance, competitive volume wholesale pricing, and dependable supply chain stability for Super-Precision Cylindrical Roller Bearings.
Absolutely. The CHG Bearing NN 3022 TN3/SP Super-Precision Cylindrical Roller Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF NN 3022 TN3/SP, FAG NN 3022 TN3/SP, NSK NN 3022 TN3/SP. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
To match diverse operational dynamics, CHG Bearing supplies NN 3022 TN3/SP with multiple cage configurations: high-strength pressed steel ribbon cages for standard duty, solid machined brass cages (M/CA) for heavy vibration and shock loads, or lightweight glass-fiber reinforced polyamide cages (TN9/TVP) for high acceleration and ultra-low noise.
