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Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series
MODEL NK21/16R+1R17X21X16
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$109.86 Each
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable: See conditions
B (in)
0.6299
Bearing design
w/ inner ring
Bearing Design
w/ Inner Ring
Bore type
Round
Bore Type
Round
Cage material
Steel
Cage Material
Steel
Configuration
One
D (in)
1.1417
d (in)
0.6693
Da max
1.0630 in
da min
0.748 in
Dynamic load rating
3100 lbf
Dynamic Load Rating
3100 lbf
Enclosure
Open
F (in)
0.8268
Limiting speed - grease
13000 RPM
Limiting Speed - Grease
13000 RPM
Limiting speed - oil
19000 RPM
Limiting Speed - Oil
19000 RPM
Material
High Carbon Chrome 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 0
r (in)
0.0118
Radial internal clearance
CN
Radial Internal Clearance
CN
ras max
0.0118 in
s
0.0197 in
Static load rating
4200 lbf
Static Load Rating
4200 lbf
Type
Needle Roller Bearing
Technical Specifications
| Type | Needle Roller Bearing |
|---|---|
| Bore Type | Round |
| Material | High Carbon Chrome Steel |
| Cage Material | Steel |
| Limiting Speed - Oil | 19000 RPM |
| Limiting Speed - Grease | 13000 RPM |
| Precision | ISO Class 0 |
| Configuration | One |
| Enclosure | Open |
| Bearing Design | w/ Inner Ring |
| Oil Hole | w/ Oil Hole |
| Radial Internal Clearance | CN |
| Static Load Rating | 4200 lbf / 18700 N / 18.70 kN |
| Dynamic Load Rating | 3100 lbf / 13700 N / 13.70 kN |
| Weight | 0.093 lb / 0.042 kg |
| Operating Temperature Range | -40 to 250 ºF / -40 to 120 ºC |
Dimensional Specifications
| d | 0.6693 in / 17.000 mm |
|---|---|
| D | 1.1417 in / 29.000 mm |
| F | 0.8268 in / 21.000 mm |
| B | 0.6299 in / 16.000 mm |
| r | 0.0118 in / 0.300 mm |
| s | 0.0197 in / 0.500 mm |
| da min | 0.7480 in / 19.000 mm |
| Da max | 1.0630 in / 27.000 mm |
| ras max | 0.0118 in / 0.300 mm |
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