INA Needle Roller Bearing: NKI, 40/30, 40 mm Bore, 55 mm OD, Open, 30 mm Overall Wd
The INA NKI40/30-TV-XL is a heavy-duty needle roller bearing with a single row, metric design, and a 40 mm bore, 55 mm OD, and 30 mm overall width. It is an open bearing made of alloy steel, not a full-complement…
SKU 3G-OTH-103454
Need installation or engineering help?
Ask a question
Product Description
The INA NKI40/30-TV-XL is a heavy-duty needle roller bearing with a single row, metric design, and a 40 mm bore, 55 mm OD, and 30 mm overall width. It is an open bearing made of alloy steel, not a full-complement type, and is identified by the bearing industry number 40/30.
Frequently Asked Questions
What is the INA NKI40/30-TV-XL needle roller bearing used for?
The INA NKI40/30-TV-XL is a heavy-duty needle roller bearing designed for radial load support in compact spaces. It is commonly used in gearboxes, pumps, compressors, and industrial machinery where high load capacity and low friction are required. Its open design allows for easy lubrication and integration into existing assemblies.
What are the specifications of the INA NKI40/30-TV-XL bearing?
The INA NKI40/30-TV-XL has a 40 mm bore, 55 mm OD, and 30 mm overall width. It is a single-row, open bearing made of alloy steel, with a metric NKI design. It is not a full-complement type and carries the bearing industry number 40/30. The manufacturer part number is NKI40/30-TV-XL.
Where to buy the INA NKI40/30-TV-XL bearing worldwide?
You can source the INA NKI40/30-TV-XL bearing worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine INA components for industrial applications.
How to select the correct INA needle roller bearing for an application?
To select the correct INA needle roller bearing, match the bore, OD, and width to your housing and shaft dimensions. Consider load ratings, speed requirements, and whether an open or sealed design is needed. The NKI40/30-TV-XL is suitable for radial loads in compact assemblies. Consult INA's technical documentation for precise fit and lubrication guidelines.
Used in
Common applications for INAINA Products
3G Electric supplies INA heavy-duty needle roller bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















