S16021
Stainless Steel 16000 Series Deep Groove Ball Bearings
The S16021 designation defines the size and shape of this ball bearing. Materials, clearances and tolerances can be tailored to your application during quotation — the specifications below are the standard configuration.
Specifications — S16021
Bearing Dimensions
| d (mm) | 105 |
|---|---|
| D (mm) | 160 |
| B (mm) | 18 |
Load Ratings
| Cr (N) | 52000 |
|---|---|
| Cor (N) | 51000 |
Limiting Speeds
| Grease (r/min) | 4000 rpm |
|---|---|
| Oil (r/min) | 4800 rpm |
Design & Construction
| Serie | Stainless Steel 16000 Series Deep Groove Ball Bearings |
|---|---|
| Material | AISI 440C stainless steel |
| Bearing type | Ball bearing |
| Weight (kg) | 1.2 |
Lubrication & Operating Temperature
- Open version: oil lubrication recommended for maximum speed.
- Sealed version (2RS): maintenance-free grease lubrication.
- Standard greases typically limit continuous operation to about 120 °C; the AISI 440C stainless rings and cage permit up to 150 °C.
- Food-grade (H1) or high-temperature lubrication available on request — contact us.
Typical Applications
Every batch is inspected for dimensional tolerance, noise and vibration levels before shipment.
About the S16021
The S16021 is a 16000 Series stainless steel bearing manufactured by ZGBK Bearings (Wuxi, China). It features a bore (inner diameter) of 105 mm, an outer diameter of 160 mm, a width of 18 mm. Built from corrosion-resistant AISI 440C stainless steel, it is suited to food processing, medical, marine and chemical equipment where reliability in harsh environments matters. Full specifications are listed below.
ZGBK manufactures the S16021 as part of the Stainless Steel 16000 Series Deep Groove Ball Bearings, using AISI 440C stainless steel for superior corrosion resistance in wet, chemical and food-grade environments. Every batch is inspected for dimensional tolerance, noise and vibration levels before shipment. As a direct factory in Wuxi, China, we support small-batch orders, custom dimensions and fast samples for qualified buyers.