Description
The NKI55/25-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the shaft being used isn't heat-treated and finished by grinding. In caged Needle Roller Bearings like this one, the Needles are precisely guided by the Cage to achieve ideal load distribution. These Bearings are designed for high load carrying capacity in radially compact arrangements and are used in most general purpose applications. The Bearing's dimensions are 55x72x25mm.
The IKO equivalent is TAFI557225.
| NKI | 55 | /25 | TV | XL | |
|---|---|---|---|---|---|
| Single Row Caged Needle Roller Bearing | 55mm Bore Size | 25mm Width | Cage Made from Glass Fibre Reinforced Polyamide | X-Life Bearing | Including Inner Ring |
Product Information

Technical Data
Inside Diameter (mm):
55
Outside Diameter (mm):
72
Width (mm):
25
Raceway Diameter Inner Ring (mm):
60
Cage Type:
Glass Fibre Reinforced Polyamide
Fatigue Load Rating (kN):
17.8
IKO Equivalent:
TAFI557225
Dynamic Load Rating (kN):
53
Limiting Speed Rating (r/min):
7700
Reference Speed Rating (r/min):
4400
Static Load Rating (kN):
103
Max. Operating Temperature:
120°C/248°F
Min. Operating Temperature:
-20°C/-4°F
DescriptionThe NKI55/25-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the shaft being used isn't heat-treated and finished by grinding. In caged Needle Roller Bearings like this one, the Needles are precisely guided by the Cage to achieve ideal load distribution. These Bearings are designed for high load carrying capacity in radially compact arrangements and are used in most general purpose applications. The Bearing's dimensions are 55x72x25mm. The IKO equivalent is TAFI557225.
Product InformationBRAND: ![]() SKU:nki55/25-tv-xl-ina AVAILABILITY:In Stock ✅ WEIGHT:0.255 kg Technical DataInside Diameter (mm):55 Outside Diameter (mm):72 Width (mm):25 Raceway Diameter Inner Ring (mm):60 Cage Type:Glass Fibre Reinforced Polyamide Fatigue Load Rating (kN):17.8 IKO Equivalent:TAFI557225 Dynamic Load Rating (kN):53 Limiting Speed Rating (r/min):7700 Reference Speed Rating (r/min):4400 Static Load Rating (kN):103 Max. Operating Temperature:120°C/248°F Min. Operating Temperature:-20°C/-4°F | ||||||||||||
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