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Single Angular Contact Ball Bearings - Ultage Type
MODEL 7909CG/GNP4
$1,742.67 Each
Prices are subject to change
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a (Load Center)
0.5354 in
B (in)
0.4724
Ball Material
Steel
Ball material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Nylon
Cage material
Nylon
Cage Type
Fiber Glass Reinforced
Cage type
Fiber glass reinforced
Configuration
One
Contact angle
15 º
D (in)
2.6772
d (in)
1.7717
D1
2.3780 in
d1
2.0748 in
d2
2.0000 in
D2
2.5197 in
Da max
2.5000 in
da min
1.9488 in
Db max
2.5787 in
Double Row Width
0.9449 in
Dynamic Load Rating
4000 lbf
Dynamic load rating
4000 lbf
Enclosure
Open
Factor
15.8
Limiting Speed - Grease
20700 RPM
Limiting speed - grease
20700 RPM
Limiting Speed - Oil
33200 RPM
Limiting speed - oil
33200 RPM
Material
High carbon chrome steel
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 4
Preload
Normal
Quadruple Row Width
1.8898 in
r (in)
0.0236
r1
0.0118 in
r1as max
0.0118 in
ras max
0.0236 in
Static Load Rating
3350 lbf
Static load rating
3350 lbf
Triple Row Width
1.4173 in
Type
Angular Contact Ball Bearing
Specifications
| Bearing Data Sheet | ||
|---|---|---|
| Single Row Angular Ball Bearings | ||
| NTN Part Number | 7909CG/GNP4 | |
| Weight | N/A (lbs) / N/A (kg) | |
| Dimensions | Features/Options | ||||
|---|---|---|---|---|---|
| Dimension | Imperial | Metric | Option | Code | Description |
|
Bore d O.D.D. Width B or W rs min r1s min Load center a da min db min Da max Db max ras max r1as max |
1.7717 (in) 2.6772 (in) 0.4724 (in) 0.0236 (in) 0.0118 (in) 0.5315 (in) 1.9488 (in) 2.5000 (in) 2.5787 (in) 0.0236 (in) 0.0118 (in) |
45.000 (mm) 68.000 (mm) 12.000 (mm) 0.600 (mm) 0.300 (mm) 13.500 (mm) 49.500 (mm) 63.500 (mm) 65.500 (mm) 0.600 (mm) 0.300 (mm) |
Series Contact Angle Cage Duplex Arrangement Preload Tolerance |
79 C G /GN P4 |
79 Angular Contact Series Contact Angle 15 Standard cage Single Bearings, flush ground universal mount Normal Preload ISO class 4 |
| Basic Load Ratings | Limiting Speeds | ||||
|---|---|---|---|---|---|
| Static Dynamic |
3,150 (LBF) 3,900 (LBF) |
14,100 (N) 17,300 (N) |
Oil Seals Grease |
20,000.00 (RPM) N/A 15,000.00 (RPM) |
|
#831065
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