Manufactured by CHG Bearing, the N 1012 TN/SP is a precision Super-Precision Cylindrical Roller Bearings. Key dimensional parameters include a 60 mm bore diameter, a 95 mm outer diameter, and a 18 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.
N 1012 TN/SP - Super-Precision Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | N 1012 TN/SP |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Super-precision Cylindrical Roller Bearing |
| Design Type | Cylindrical Bore |
| Structure (Drawing Reference) | Complete Bearing |
| Number of Rows | 1 |
| Ring Type | None |
| 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 | 2 |
| Dimensions | |
| Bore Diameter (d) | 60 mm |
| Width (B) | 18 mm |
| Outer Diameter (D) | 95 mm |
| Minimum Chamfer Dimension rmin | 1 mm |
| Inner Ring Chamfer | 1.1 mm |
| End-face Height Difference h | 2.5 mm |
| Inner-Ring Land Diameter (L1 / d1) | 73.3 mm |
| Outer Ring Raceway Diameter E | 86.1 mm |
| Shaft Shoulder Diameter dₐ, min. | 66.5 mm |
| Housing Shoulder Diameter Dₐ, min. | 87 mm |
| Housing Shoulder Diameter Dₐ, max. | 88.5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 42.9 kN |
| Basic Static Load Rating C₀ (kN) | 53 kN |
| Limiting Speed – Grease (r/min) | 11000 r/min |
| Limiting Speed – Oil-air (r/min) | 12000 r/min |
| Reference Grease Quantity Gref (cm³) | 4.7 cm³ |
| Fatigue Load Limit Pᵤ (kN) | 6.3 kN |
| Axial Static Stiffness – Guideline Value (N/µm) | 680 N/µm |
| Material | |
| Weight (kg) | 0.423 kg |
| Radial Internal Clearance | C1 mm |
| Internal Design & Weight | |
| Cage Type | Non-metallic Cage |
| Mounting Dimensions | |
| Lubrication Port Thread / Size Φ1 | 84.6 |
N 1012 TN/SP 95 mm 60 mm 18 mm Frequently Asked Questions about N 1012 TN/SP Super-Precision Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for N 1012 TN/SP. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
To match diverse operational dynamics, CHG Bearing supplies N 1012 TN/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.
To extend the trouble-free lifespan of CHG Bearing N 1012 TN/SP, preventive maintenance routines should monitor operating housing temperature (normally maintaining below 70°C) and conduct regular vibration FFT analysis to identify early raceway micro-pitting before unexpected line halts occur.
As standard production, CHG Bearing subjects N 1012 TN/SP to precision bainite or martensite quenching, offering dimensional stability up to 120°C (248°F). For high-heat processing equipment, CHG Bearing also supplies custom S0 (150°C), S1 (200°C), or S2 (250°C) stabilization heat treatments upon request to prevent residual austenite transformation.
