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Double Row Cylindrical Roller Bearing w/ Tapered Bore & Oil Hole - Type NN
MODEL NN4924KD1NAP4
$9,333.20 Each
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B (in)
1.7717
Bore type
Tapered
Bore Type
Tapered
C (in)
1.7717
Cage material
High strength, 2 piece, machined brass
Cage Material
High Strength, 2 piece, Machined Brass
Configuration
Two
D (in)
6.4961
d (in)
4.7244
Da max
6.1614 in
da min
4.9803 in
Db max
6.2402 in
Db min
6.1614 in
db min
5.1181 in
Dynamic load rating
41000 lbf
Dynamic Load Rating
41000 lbf
Enclosure
Open
Ew
6.0827 in
Limiting speed - grease
3600 RPM
Limiting Speed - Grease
3600 RPM
Limiting speed - oil
4200 RPM
Limiting Speed - Oil
4200 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 4
r (in)
0.0433
Radial internal clearance
C0NA
Radial Internal Clearance
C0NA
ras max
0.0394 in
Static load rating
81000 lbf
Static Load Rating
81000 lbf
Taper
1:12
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 | 4200 RPM |
Limiting Speed - Grease | 3600 RPM |
Taper | 1:12 |
Precision | ISO Class 4 |
Configuration | Two |
Oil Hole | w/ Oil Hole |
Radial Internal Clearance | C0NA |
Static Load Rating | 81000 lbf360000 N360.00 kN |
Dynamic Load Rating | 41000 lbf183000 N183.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 4.7244 in120.000 mm |
D | 6.4961 in165.000 mm |
B | 1.7717 in45.000 mm |
C | 1.7717 in45.000 mm |
Ew | 6.0827 in154.500 mm |
r | 0.0433 in1.100 mm |
da min | 4.9803 in126.500 mm |
db min | 5.1181 in130.000 mm |
Da max | 6.1614 in156.500 mm |
Db min | 6.1614 in156.500 mm |
Db max | 6.2402 in158.500 mm |
ras max | 0.0394 in1.000 mm |
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