17 mm x 30 mm x 7 mm NSK 7903 C angular contact ball bearings
| Brand Name |
NSK |
| Model Number |
7903 C |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NSK 7903 C bearing Size Chart (mm/inches) |
|---|
| d | 40 mm |
| D | 80 mm |
| B | 18 mm |
| E | 70 mm |
| F | 50 mm |
| d1 | 54.2 mm |
| rs min | 1.1 mm |
| r1s min | 1.1 mm |
| Radial clearance class | C3 |
| Mass (without HJ ring) | 0.4 kg |
| Dynamic load, C | 43.5 kN |
| Static load, C0 | 43 kN |
| Fatigue limit load, Cu | 5.2 kN |
| Nlim (oil) | 11,000 rpm |
| Nlim (grease) | 9,400 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 5.83 Hz |
| Characteristic outer ring frequency, BPF0 | 5.42 Hz |
| Characteristic inner ring frequency, BPFI | 7.58 Hz |
| da min | 46.5 mm |
| dc min | 56 mm |
| Da max | 73.5 mm |
| ra max | 1 mm |
| Category | Cylindrical Roller Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.396 |
| EAN | 0692314630365 |
| Product Group | B04144 |
| Bore Profile | Straight |
| Cage Material | Steel |
| Precision Class | RBEC 1 | ISO P0 |
| Number of Rows of Rollers | Single Row |
| Separable | No |
| Rolling Element | Cylindrical Roller Bearing |
| Profile | Complete with Outer and Inner Ring |
| Snap Ring | No |
| Internal Clearance | C3-Loose |
| Retainer | Yes |
| Relubricatable | Yes |
| Inch - Metric | Metric |
| Other Features | 1 Rib Inner Ring with Side Plate | 2 Rib Outer Ring | Cage On Outer Ring ID |
| Long Description | 40MM Bore; Straight Bore Profile; 80MM Outside Diameter; 18MM Width; Steel Cage Matetrial; RBEC 1 | ISO P0; Single Row; Not Separable; No Snap Ring; Relubricatable; C3-Loose Internal Clearance; Retain |
| Category | Cylindrical Roller Bearing |
| UNSPSC | 31171547 |
| Harmonized Tariff Code | 8482.50.00.00 |
| Noun | Bearing |
| Manufacturer URL | http://www.ntnamerica.com |
| Manufacturer Item Number | NUP208C3 |
| Weight / LBS | 0.875 |
| Outside Diameter | 3.15 Inch | 80 Millimeter |
| Bore | 1.575 Inch | 40 Millimeter |
| Width | 0.709 Inch | 18 Millimeter |
| bore diameter: | 40 mm |
| static load capacity: | 43000 N |
| outside diameter: | 80 mm |
| precision rating: | ISO Class 0 |
| overall width: | 18 mm |
| maximum rpm: | 11000 rpm |
| flanges: | (2) Outer Ring, (2) Inner Ring |
| bearing material: | Hardened Alloy Steel |
| bore type: | Straight |
| cage material: | Pressed Steel |
| number of rows: | 1 |
| finish/coating: | Uncoated |
| internal clearance: | C3 |
| closure type: | Open |
| ring separation: | Separable Inner Ring |
| fillet radius: | 1.1 mm |
| operating temperature range: | -40 to 120 ºC |
| manufacturer product page: | Click here |
| dynamic load capacity: | 43500 N |