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Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN
MODEL NN3020KC1NAP4
$3,722.83 Each
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B (in)
1.4567
Bore Type
Tapered
Bore type
Tapered
C (in)
1.4567
Cage Material
High Strength, 2 piece, Machined Brass
Cage material
High strength, 2 piece, machined brass
Configuration
Two
D (in)
5.9055
d (in)
3.9370
Da max
5.4724 in
da min
4.252 in
Db max
5.5906 in
Db min
5.4724 in
db min
4.3701 in
Dynamic load rating
34500 lbf
Dynamic Load Rating
34500 lbf
Enclosure
Open
Ew
5.3937 in
Limiting Speed - Grease
4000 RPM
Limiting speed - grease
4000 RPM
Limiting speed - oil
4800 RPM
Limiting Speed - Oil
4800 RPM
Material
Hardened alloy steel
Oil hole
w/o Oil Hole
Oil Hole
w/o Oil Hole
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision
ISO class 4
r (in)
0.0591
Radial Internal Clearance
C1NA
Radial internal clearance
C1NA
ras max
0.0591 in
Static load rating
57500 lbf
Static Load Rating
57500 lbf
Taper
1 to 12
Type
Cylindrical Roller Bearing
Technical Specifications
Type | Cylindrical Roller Bearing |
Bore Type | Tapered |
Material | Hardened Alloy Steel |
Cage Material | High Strength, 2 piece, Machined Brass |
Limiting Speed - Oil | 4800 RPM |
Limiting Speed - Grease | 4000 RPM |
Taper | 1:12 |
Precision | ISO Class 4 |
Configuration | Two |
Oil Hole | w/o Oil Hole |
Radial Internal Clearance | C1NA |
Static Load Rating | 57500 lbf256000 N256.00 kN |
Dynamic Load Rating | 34500 lbf153000 N153.00 kN |
Enclosure | Open |
Weight | 4.813 lb2.183 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 3.9370 in100.000 mm |
D | 5.9055 in150.000 mm |
B | 1.4567 in37.000 mm |
C | 1.4567 in37.000 mm |
Ew | 5.3937 in137.000 mm |
r | 0.0591 in1.500 mm |
da min | 4.2520 in108.000 mm |
db min | 4.3701 in111.000 mm |
Da max | 5.4724 in139.000 mm |
Db min | 5.4724 in139.000 mm |
Db max | 5.5906 in142.000 mm |
ras max | 0.0591 in1.500 mm |
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