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Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs
MODEL NJ320
$3,832.89 Each
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B (in)
1.8504
Bore type
Round
Bore Type
Round
Cage material
Pressed steel
Cage Material
Pressed Steel
Configuration
One
D (in)
8.4646
d (in)
3.9370
Da max
7.9528 in
da min
4.4488 in
Db max
7.9528 in
Db min
7.4803 in
db min
4.4488 in
Dynamic load rating
67000 lbf
Dynamic Load Rating
67000 lbf
Enclosure
Open
Fw
5.0984 in
J (in)
5.5315
Limiting speed - grease
3300 RPM
Limiting Speed - Grease
3300 RPM
Limiting speed - oil
3800 RPM
Limiting Speed - Oil
3800 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
r (in)
0.1181
r1as max
0.0984 in
Radial internal clearance
CN
Radial Internal Clearance
CN
Static load rating
75500 lbf
Static Load Rating
75500 lbf
Tolerance
ISO Class 0 (RBEC 1)
Type
Cylindrical Roller Bearing
Technical Specifications
Type | Cylindrical Roller Bearing |
Bore Type | Round |
Material | Hardened Alloy Steel |
Cage Material | Pressed Steel |
Limiting Speed - Oil | 3800 RPM |
Limiting Speed - Grease | 3300 RPM |
Configuration | One |
Tolerance | ISO Class 0 (RBEC 1) |
Oil Hole | w/o Oil Hole |
Radial Internal Clearance | CN |
Static Load Rating | 75500 lbf335000 N335.00 kN |
Dynamic Load Rating | 67000 lbf299000 N299.00 kN |
Enclosure | Open |
Weight | 16.513 lb7.490 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 3.9370 in100.000 mm |
D | 8.4646 in215.000 mm |
B | 1.8504 in47.000 mm |
Fw | 5.0984 in129.500 mm |
J | 5.5315 in140.500 mm |
r | 0.1181 in3.000 mm |
da min | 4.4488 in113.000 mm |
db min | 4.4488 in113.000 mm |
Da max | 7.9528 in202.000 mm |
Db max | 7.9528 in202.000 mm |
Db min | 7.4803 in190.000 mm |
r1as max | 0.0984 in2.500 mm |
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