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Single Angular Contact Ball Bearings for Motors and Lathes
MODEL BNT004/GNP2
$2,779.44 Each
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a (in)
0.3937
B (in)
0.4724
Ball material
Steel
Ball Material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Phenolic Resin
Cage material
Phenolic resin
Cage Type
Machined
Cage type
Machined
Configuration
One
Contact angle
15 º
D (in)
1.6535
d (in)
0.7874
d1
1.0787 in
D1
1.3976 in
d2
0.9803 in
Da max
1.4764 in
da min
0.9646 in
db min
0.8858 in
Double Row Width
0.9449 in
Dynamic load rating
1800 lbf
Dynamic Load Rating
1800 lbf
Enclosure
Open
Factor
9.2
Limiting speed - grease
34300 RPM
Limiting Speed - Grease
34300 RPM
Limiting speed - oil
68300 RPM
Limiting Speed - Oil
68300 RPM
Material
High carbon chrome steel
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision
ISO class 2
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
890 lbf
Static Load Rating
890 lbf
Triple Row Width
1.4173 in
Type
Main Spindle Bearing
Technical Specifications
Type | Main Spindle Bearing |
Bore Type | Round |
Material | High Carbon Chrome Steel |
Cage Type | Machined |
Cage Material | Phenolic Resin |
Ball Material | Steel |
Limiting Speed - Oil | 68300 RPM |
Limiting Speed - Grease | 34300 RPM |
Precision | ISO Class 2 |
Configuration | One |
Preload | Normal |
Factor | 9.2 |
Static Load Rating | 890 lbf3950 N3.95 kN |
Dynamic Load Rating | 1800 lbf8000 N8.00 kN |
Enclosure | Open |
Weight | 0.146 lb0.066 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 0.7874 in20.000 mm |
D | 1.6535 in42.000 mm |
B | 0.4724 in12.000 mm |
d1 | 1.0787 in27.400 mm |
d2 | 0.9803 in24.900 mm |
D1 | 1.3976 in35.500 mm |
r | 0.0236 in0.600 mm |
r1 | 0.0118 in0.300 mm |
Contact Angle | 15 |
a | 0.3937 in10.000 mm |
da min | 0.9646 in24.500 mm |
db min | 0.8858 in22.500 mm |
Da max | 1.4764 in37.500 mm |
ras max | 0.0236 in0.600 mm |
r1as max | 0.0118 in0.300 mm |
Double Row Width | 0.9449 in24.000 mm |
Triple Row Width | 1.4173 in36.000 mm |
Quadruple Row Width | 1.8898 in48.000 mm |
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