Manufactured by CHG Bearing, the N 1016 KPHA/SP is a precision Super-Precision Cylindrical Roller Bearings. Key dimensional parameters include a 80 mm bore diameter, a 125 mm outer diameter, and a 22 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 1016 KPHA/SP - Super-Precision Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | N 1016 KPHA/SP |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Super-precision Cylindrical Roller Bearing |
| Design Type | Tapered Bore 1:12 |
| 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) | 80 mm |
| Width (B) | 22 mm |
| Outer Diameter (D) | 125 mm |
| Minimum Chamfer Dimension rmin | 1 mm |
| Inner Ring Chamfer | 0.6 mm |
| End-face Height Difference h | 3 mm |
| Inner-Ring Land Diameter (L1 / d1) | 97 mm |
| Outer Ring Raceway Diameter E | 113 mm |
| Shaft Shoulder Diameter dₐ, min. | 86.5 mm |
| Housing Shoulder Diameter Dₐ, min. | 114 mm |
| Housing Shoulder Diameter Dₐ, max. | 118.5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 66 kN |
| Basic Static Load Rating C₀ (kN) | 86.5 kN |
| Limiting Speed – Grease (r/min) | 16000 r/min |
| Limiting Speed – Oil-air (r/min) | 19000 r/min |
| Reference Grease Quantity Gref (cm³) | 12.5 cm³ |
| Fatigue Load Limit Pᵤ (kN) | 10.2 kN |
| Axial Static Stiffness – Guideline Value (N/µm) | 810 N/µm |
| Material | |
| Weight (kg) | 0.88 kg |
| Radial Internal Clearance | C1 mm |
| Internal Design & Weight | |
| Cage Type | Non-metallic Cage |
| Mounting Dimensions | |
| Lubrication Port Thread / Size Φ1 | 99.3 |
N 1016 KPHA/SP 125 mm 80 mm 22 mm Frequently Asked Questions about N 1016 KPHA/SP Super-Precision Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To extend the trouble-free lifespan of CHG Bearing N 1016 KPHA/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.
To match diverse operational dynamics, CHG Bearing supplies N 1016 KPHA/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.
As standard production, CHG Bearing subjects N 1016 KPHA/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.
Sourcing N 1016 KPHA/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.
