22312BK Cylindrical Roller Bearings Interchange 2018 NEW
| Bearing number: |
NJ 2204 ECP |
| Size (mm): |
47x20x18 |
| Bore Diameter (mm): |
47 |
| Outer Diameter (mm): |
20 |
| Width (mm): |
18 |
| d: |
20 mm |
| D: |
47 mm |
| B: |
18 mm |
Product Details
| Bearing number |
NJ 2204 ECP |
| Size (mm) |
47x20x18 |
| Bore Diameter (mm) |
47 |
| Outer Diameter (mm) |
20 |
| Width (mm) |
18 |
| d |
20 mm |
| D |
47 mm |
| B |
18 mm |
| d1 |
29.7 mm |
| D1 |
38.3 mm |
| F |
26.5 mm |
| r1,2 - min. |
1 mm |
| r3,4 - min. |
1 mm |
| s |
2 mm |
| da - min. |
25 mm |
| da - max. |
25.4 mm |
| db - min. |
31 mm |
| Da - max. |
41.7 mm |
| ra - max. |
1 mm |
| Basic dynamic load rating - C |
34.5 kN |
| Basic static load rating - C0 |
27.5 kN |
| Fatigue load limit - Pu |
3.4 kN |
| Reference speed |
16000 r/min |
| Limiting speed |
19000 r/min |
| Calculation factor - kr |
0.2 |
| Category |
Cylindrical Roller Bearing |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0.151 |
| Product Group |
B04144 |
| Bore Profile |
Straight |
| Cage Material |
Polymer |
| Precision Class |
RBEC 1 | ISO P0 |
| Number of Rows of Rollers |
Single Row |
| Separable |
Inner Ring - One Side |
| Rolling Element |
Cylindrical Roller Bearing |
| Profile |
Complete with Outer and Inner Ring |
| Snap Ring |
No |
| Internal Clearance |
C0-Medium |
| Retainer |
Yes |
| Relubricatable |
Yes |
| Inch - Metric |
Metric |
| Other Features |
High Capacity | 1 Rib Inner Ring | 2 Rib Outer Ring | Cage on Outer Ring ID |
| Long Description |
20MM Bore; Straight Bore Profile; 47MM Outside Diameter; 18MM Width; Polymer Cage Matetrial; RBEC 1 | ISO P0; Single Row; Inner Ring - One Side Separable; No Snap Ring; Relubricatable; C0-Medium Inter |
| UNSPSC |
31171547 |
| Harmonized Tariff Code |
8482.50.00.00 |
| Noun |
Bearing |
| Manufacturer Item Number |
NJ 2204 ECP |
| Weight / LBS |
0.332 |
| Bore |
0.787 Inch | 20 Millimeter |
| Outside Diameter |
1.85 Inch | 47 Millimeter |
| Width |
0.709 Inch | 18 Millimeter |
| bore diameter: |
20 mm |
| static load capacity: |
27.5 kN |
| outside diameter: |
47 mm |
| precision rating: |
RBEC 1 (ISO Class Normal) |
| overall width: |
18 mm |
| maximum rpm: |
19000 RPM |
| flanges: |
(2) Outer Ring, (1) Inner Ring |
| cage material: |
Polyamide |
| bore type: |
Straight |
| finish/coating: |
Uncoated |
| number of rows: |
1 |
| closure type: |
Open |
| internal clearance: |
C0 |
| application: |
Piston Type Machines, Rolling Mills, Spindles/Machine Tools |
| ring separation: |
Separable Ring |
| outer ring width: |
18 mm |
| operating temperature range: |
Maximum of +300 °F |
| fillet radius: |
1 mm |
| dynamic load capacity: |
29.7 kN |
| series: |
NJ22 |
| d1 ≈ |
29.7 mm |
| D1 ≈ |
38.3 mm |
| r1,2 min. |
1 mm |
| r3,4 min. |
0.6 mm |
| s max. |
2 mm |
| da min. |
25 mm |
| da max. |
25.4 mm |
| db min. |
31 mm |
| Da max. |
41.7 mm |
| ra max. |
1 mm |
| Basic dynamic load rating C |
34.5 kN |
| Basic static load rating C0 |
27.5 kN |
| Fatigue load limit Pu |
3.45 kN |
| Calculation factor kr |
0.2 |
| Limiting value e |
0.3 |
| Axial load factor Y |
0.4 |
| Mass bearing |
0.14 kg |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |