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Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN
MODEL NN3018T2KC1NAUP-20
$4,526.49 Each
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B (in)
1.4567
Bore Type
Tapered
Bore type
Tapered
C (in)
1.4567
Cage Material
Nylon
Cage material
Nylon
Configuration
Two
D (in)
5.5118
d (in)
3.5433
Da max
5.0787 in
da min
3.8583 in
Db max
5.1969 in
Db min
5.0787 in
db min
3.9764 in
Dynamic Load Rating
32000 lbf
Dynamic load rating
32000 lbf
Enclosure
Open
Ew
5.0000 in
Limiting Speed - Grease
4500 RPM
Limiting speed - grease
4500 RPM
Limiting Speed - Oil
5300 RPM
Limiting speed - oil
5300 RPM
Material
Hardened alloy steel
Oil Hole
w/o Oil Hole
Oil hole
w/o Oil Hole
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
Special precision
r (in)
0.0591
Radial Internal Clearance
C1NA
Radial internal clearance
C1NA
ras max
0.0591 in
Static Load Rating
51500 lbf
Static load rating
51500 lbf
Taper
1 to 12
Type
Cylindrical Roller Bearing
Technical Specifications
Type | Cylindrical Roller Bearing |
Bore Type | Tapered |
Material | Hardened Alloy Steel |
Cage Material | Nylon |
Limiting Speed - Oil | 5300 RPM |
Limiting Speed - Grease | 4500 RPM |
Taper | 1:12 |
Precision | Special Precision |
Configuration | Two |
Oil Hole | w/o Oil Hole |
Radial Internal Clearance | C1NA |
Static Load Rating | 51500 lbf228000 N228.00 kN |
Dynamic Load Rating | 32000 lbf143000 N143.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 3.5433 in90.000 mm |
D | 5.5118 in140.000 mm |
B | 1.4567 in37.000 mm |
C | 1.4567 in37.000 mm |
Ew | 5.0000 in127.000 mm |
r | 0.0591 in1.500 mm |
da min | 3.8583 in98.000 mm |
db min | 3.9764 in101.000 mm |
Da max | 5.0787 in129.000 mm |
Db min | 5.0787 in129.000 mm |
Db max | 5.1969 in132.000 mm |
ras max | 0.0591 in1.500 mm |
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