- PRECISION BEARING CORP.
- Cylindrical Roller Bearing Linear bearing Maintenance Free Radial Spherical Plain Bearings
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Needle Bearing NA4920
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Needle Roller Bearings
Needle Bearing NA4920 SPECIFICATIONS
Browse Needle Bearing NA4920 Categories 7.5000 in base to bore centerline: in the Manufacturers Online PRECISION BEARING CORP. Free. including Round bore type: Needle Roller Bearings. 15.9375 in overall height:
94%of
- 7.5000 in
- 15.9375 in
- Round
- Split Pillow Block
- Lubrication Fitting
- 738271
- 20.8750 to 23.6250 i
- Cast Iron
-
PRECISION BEARING CORP.2020-07-10 09:46:19
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Needle Bearing NA4920Codes and sizes
- 7.5000 in
- 15.9375 in
- Round
- Split Pillow Block
- Lubrication Fitting
- 738271
- 20.8750 to 23.6250 i
- Cast Iron
- NOTICE: One exp
- Four-Bolt Base
94%of Needle Bearing NA4920Code system
Needle Bearing NA4920 Size Chart (mm/inches) | |
|---|---|
| Bearing number | 7221B |
| Dimensione (mm) | 105x190x36 |
| Marchio | NACHI |
| Diametro del foro (mm) | 105 |
| Diametro esterno (mm) | 190 |
| Larghezza (mm) | 36 |
| d | 105 mm |
| D | 190 mm |
| B | 36 mm |
| C | 36 mm |
| Angolo (&alfa;) | 40 ° |
| a | 44.0 mm |
| r min. | 2.1 mm |
| r1 min. | 1.1 mm |
| da min. | 117 mm |
| Da max. | 178 mm |
| ra max. | 2 mm |
| Peso | 3.93 Kg |
| Carico dinamico di base (C) | 147 kN |
| Carico statico di base (C0) | 135 kN |
| (Grease) Velocità di lubrificazione | 2700 r/min |
| Configurazione | Single Row |
| Involucro | Open |
| Tipo di foro | Cylindrical Bore |
| Dimensione del foro | 105 mm |
| Diametro esterno | 190 mm |
| Larghezza | 36 mm |
| Raggio di filetto/smussola | 2.1 mm |
| r1 | 1.1 mm |
| Capacità di carico dinamico | 147,000 N |
| Capacità di carico statico | 135,000 N |
| Limitazione della velocità - Grasso | 2,700 rpm |
| Limitazione della velocità - Olio | 3,600 rpm |
| da1 (min) | 117 mm |
| da2 (min) | 112 mm |
| Da1 (max) | 178 mm |
| Da2 (max) | 183 mm |
| ra (max) | 2 mm |
| ra1 (max) | 1 mm |
Contact Us
- PRECISION BEARING CORP.
- Address741 South County Rd 200 West, Frankfort IN 46041, U.S.A.
- Phone(Working Time)656-5687
- Fax
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