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Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NNU
MODEL NNU4938W33NAP5
$18,926.52 Each
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B (in)
2.7165
Bore type
Cylindrical
Bore Type
Cylindrical
C (in)
2.7165
Cage material
High strength, 2 piece, machined brass
Cage Material
High Strength, 2 piece, Machined Brass
Configuration
Two
D (in)
10.2362
d (in)
7.4803
Da max
9.8819 in
da min
7.8346 in
Db max
9.8819 in
db min
8.0709 in
Db min
9.6850 in
Dynamic load rating
107000 lbf
Dynamic Load Rating
107000 lbf
Enclosure
Open
Fw
8.3465 in
Limiting speed - grease
3000 RPM
Limiting Speed - Grease
3000 RPM
Limiting speed - oil
3600 RPM
Limiting Speed - Oil
3600 RPM
Material
Hardened Alloy Steel
Oil hole
w/ oil hole
Oil Hole
w/ Oil Hole
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision
ISO Class 5
r (in)
0.0787
Radial internal clearance
C0NA
Radial Internal Clearance
C0NA
ras max
0.0787 in
Static load rating
232000 lbf
Static Load Rating
232000 lbf
Tolerance
ISO Class 0 (RBEC 1)
Type
Cylindrical Roller Bearing
Technical Specifications
Type | Cylindrical Roller Bearing |
Bore Type | Cylindrical |
Material | Hardened Alloy Steel |
Cage Material | High Strength, 2 piece, Machined Brass |
Limiting Speed - Oil | 3600 RPM |
Limiting Speed - Grease | 3000 RPM |
Precision | ISO Class 5 |
Configuration | Two |
Tolerance | ISO Class 0 (RBEC 1) |
Oil Hole | w/ Oil Hole |
Radial Internal Clearance | C0NA |
Static Load Rating | 232000 lbf1030000 N1030.00 kN |
Dynamic Load Rating | 107000 lbf475000 N475.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 7.4803 in190.000 mm |
D | 10.2362 in260.000 mm |
B | 2.7165 in69.000 mm |
C | 2.7165 in69.000 mm |
Fw | 8.3465 in212.000 mm |
r | 0.0787 in2.000 mm |
da min | 7.8346 in199.000 mm |
db min | 8.0709 in205.000 mm |
Da max | 9.8819 in251.000 mm |
Db min | 9.6850 in246.000 mm |
Db max | 9.8819 in251.000 mm |
ras max | 0.0787 in2.000 mm |
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