NTN NK73/25R 73 mm I.D Needle Roller Bearing Machined-ring, Needle Roller, 90 mm O.D
- RS Stock No.:
- 453-939
- Mfr. Part No.:
- NK73/25R
- Brand:
- NTN
Subtotal (1 unit)*
£57.57
(exc. VAT)
£69.08
(inc. VAT)
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- Shipping from 05 January 2026
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Units | Per unit |
|---|---|
| 1 + | £57.57 |
*price indicative
- RS Stock No.:
- 453-939
- Mfr. Part No.:
- NK73/25R
- Brand:
- NTN
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | NTN | |
| Product Type | Needle Roller Bearing | |
| Inside Diameter | 73 mm | |
| Race Width | 25mm | |
| Bore Type | Round | |
| Cage Material | Steel | |
| Roller Material | Steel | |
| Outside Diameter | 90 mm | |
| Internal Clearance | CN | |
| Series | NK73/25R | |
| Static Load Rating | 100kN | |
| Dynamic Load Rating | 54kN | |
| End Type | Open | |
| Standards/Approvals | RoHS | |
| Maximum Speed - Oil | 5500rpm | |
| Maximum Speed - Grease | 3700rpm | |
| Limiting Speed | 5500rpm | |
| Bearing Material | High Carbon Chrome Steel | |
| Number of Rows | 1 | |
| Bearing Type | Machined-ring, Needle Roller | |
| Select all | ||
|---|---|---|
Brand NTN | ||
Product Type Needle Roller Bearing | ||
Inside Diameter 73 mm | ||
Race Width 25mm | ||
Bore Type Round | ||
Cage Material Steel | ||
Roller Material Steel | ||
Outside Diameter 90 mm | ||
Internal Clearance CN | ||
Series NK73/25R | ||
Static Load Rating 100kN | ||
Dynamic Load Rating 54kN | ||
End Type Open | ||
Standards/Approvals RoHS | ||
Maximum Speed - Oil 5500rpm | ||
Maximum Speed - Grease 3700rpm | ||
Limiting Speed 5500rpm | ||
Bearing Material High Carbon Chrome Steel | ||
Number of Rows 1 | ||
Bearing Type Machined-ring, Needle Roller | ||
- COO (Country of Origin):
- JP
The NTN Needle roller bearing represents the pinnacle of precision engineering, designed without an inner ring and featuring a machined-ring construction. It effortlessly accommodates high load capacities while maintaining robustness, making it an ideal choice for various industrial applications. The thoughtful inclusion of double-side ribs and a lubrication hole ensures increased durability and functionality. With an exterior diameter of 90 mm and a width of 25 mm, this bearing is suitable for compact designs where space is a premium. Its ability to perform at high speeds, alongside reliable temperature tolerance, solidifies its position as a trusted component in demanding environments.
Engineered for optimal performance in space-constrained applications
Designed to manage substantial dynamic and static loads with ease
Incorporates advanced lubrication features for extended service life
Manufactured from high-quality materials for superior strength and reliability
Optimally balances precision and performance even at elevated temperatures
Maintains structural integrity under varying operating conditions
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