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Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN
MODEL NN3048KC9NAP4
$23,202.21 Each
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B (in)
3.6220
Bore Type
Tapered
Bore type
Tapered
C (in)
3.6220
Cage Material
High Strength, 2 piece, Machined Brass
Cage material
High strength, 2 piece, machined brass
Configuration
Two
D (in)
14.1732
d (in)
9.4488
Da max
13.1102 in
da min
9.9606 in
Db max
13.6614 in
Db min
13.1102 in
db min
10.2756 in
Dynamic Load Rating
192000 lbf
Dynamic load rating
192000 lbf
Enclosure
Open
Ew
12.9921 in
Limiting Speed - Grease
1600 RPM
Limiting speed - grease
1600 RPM
Limiting Speed - Oil
1900 RPM
Limiting speed - oil
1900 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
ISO class 4
r (in)
0.1181
Radial Internal Clearance
C9NA
Radial internal clearance
C9NA
ras max
0.0984 in
Static Load Rating
360000 lbf
Static load rating
360000 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 | 1900 RPM |
Limiting Speed - Grease | 1600 RPM |
Taper | 1:12 |
Precision | ISO Class 4 |
Configuration | Two |
Oil Hole | w/o Oil Hole |
Radial Internal Clearance | C9NA |
Static Load Rating | 360000 lbf1600000 N1600.00 kN |
Dynamic Load Rating | 192000 lbf855000 N855.00 kN |
Enclosure | Open |
Weight | 72.017 lb32.667 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 9.4488 in240.000 mm |
D | 14.1732 in360.000 mm |
B | 3.6220 in92.000 mm |
C | 3.6220 in92.000 mm |
Ew | 12.9921 in330.000 mm |
r | 0.1181 in3.000 mm |
da min | 9.9606 in253.000 mm |
db min | 10.2756 in261.000 mm |
Da max | 13.1102 in333.000 mm |
Db min | 13.1102 in333.000 mm |
Db max | 13.6614 in347.000 mm |
ras max | 0.0984 in2.500 mm |
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