Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

INA Combination Bearing: 25 mm Bore Dia, NKX25, Plastic, 42.1 mm Axial Bearing Outside Dia - Combination Needle Roller & Thrust Ball Bearings
INACombination Needle Roller & Thrust Ball Bearings

INA Combination Bearing: 25 mm Bore Dia, NKX25, Plastic, 42.1 mm Axial Bearing Outside Dia

The INA Combination Bearing (SKU 4XFD7) is a combination needle roller and thrust ball bearing with a 25 mm bore diameter. This metric bearing, identified by industry number NKX25 and manufacturer part number…

SKU 3G-OTH-98142

Brand
INA
Item
Combination Bearing: 25 mm Bore Dia, NKX25, Plastic, 42.1 mm Axial Bearing Outside Dia
Category
Combination Needle Roller & Thrust Ball Bearings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

INA
Manufacturer Part Number
NKX25-Z
Type
NKX25, Plastic, Steel
Ring Material
Steel
System of Measurement
Metric
Bearing Industry Number
NKX25
Axial Bearing Outside Dia
42.1 mm
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

INA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The INA Combination Bearing (SKU 4XFD7) is a combination needle roller and thrust ball bearing with a 25 mm bore diameter. This metric bearing, identified by industry number NKX25 and manufacturer part number NKX25-Z, features a steel ring material and a 42.1 mm axial bearing outside diameter.

Frequently Asked Questions

What is the INA NKX25-Z combination bearing used for?

The INA NKX25-Z combination bearing handles combined radial and axial loads in compact spaces. It is commonly used in machine tools, industrial gearboxes, and automation equipment where a needle roller and thrust ball bearing are needed in a single unit.

What are the specifications of the INA NKX25-Z bearing?

The INA NKX25-Z is a metric combination needle roller and thrust ball bearing with a 25 mm bore diameter and a 42.1 mm axial bearing outside diameter. It has a steel ring material and is identified by industry number NKX25.

Where to buy the INA NKX25-Z bearing worldwide?

You can source the INA NKX25-Z bearing through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the bearing reaches your facility reliably.

How to install the INA NKX25-Z combination bearing?

Install the INA NKX25-Z bearing by pressing it onto a clean, properly sized shaft using a suitable mounting tool. Apply force only to the ring being fitted to avoid damaging the rolling elements. Ensure the housing bore is aligned and lubricated per manufacturer guidelines.

Used in

Common applications for INA
Automotive transmissions — INA NKI25/20-TV-XL needle roller bearings for gearbox shafts
Material handling conveyors — INA RCJ75-XL flange-mount ball bearings for roller support
Agricultural machinery — INA SCE45 drawn-cup needle roller bearings for pivot points
Machine tool spindles — INA NKIB5904 combination bearings for combined radial/axial loads
Industrial pumps — INA 81110-TV cylindrical roller thrust bearings for axial thrust
General engineering — INA TC3244 needle roller thrust bearings for low-speed rotary tables

INA Products

3G Electric supplies INA combination needle roller & thrust ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
INA Combination Bearing: 50 mm Bore Dia, NKIB5910, Plastic, 72 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5910; Brand: INA; Bearing Industry Number: NKIB5910; Ring Material: Steel.
INA
INA Combination Bearing: 50 mm Bore Dia, NKIB5910, Plastic, 72 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5910; Brand: INA; Bearing Industry Number: NKIB5910; Ring Material: Steel.
INA Combination Bearing: 25 mm Bore Dia, NKIB5905, Plastic, 42 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5905; Brand: INA; Bearing Industry Number: NKIB5905; Ring Material: Steel.
INA
INA Combination Bearing: 25 mm Bore Dia, NKIB5905, Plastic, 42 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5905; Brand: INA; Bearing Industry Number: NKIB5905; Ring Material: Steel.
INA Combination Bearing: 35 mm Bore Dia, NKIB5907, Plastic, 55 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5907; Brand: INA; Bearing Industry Number: NKIB5907; Ring Material: Steel.
INA
INA Combination Bearing: 35 mm Bore Dia, NKIB5907, Plastic, 55 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5907; Brand: INA; Bearing Industry Number: NKIB5907; Ring Material: Steel.
INA Combination Bearing: 30 mm Bore Dia, NKIB5906, Plastic, 47 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5906; Brand: INA; Bearing Industry Number: NKIB5906; Ring Material: Steel.
INA
INA Combination Bearing: 30 mm Bore Dia, NKIB5906, Plastic, 47 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5906; Brand: INA; Bearing Industry Number: NKIB5906; Ring Material: Steel.
INA Combination Bearing: 20 mm Bore Dia, NKIB5904, Plastic, 37 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5904; Brand: INA; Bearing Industry Number: NKIB5904; Ring Material: Steel.
INA
INA Combination Bearing: 20 mm Bore Dia, NKIB5904, Plastic, 37 mm Axial Bearing Outside Dia, Steel. Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKIB5904; Brand: INA; Bearing Industry Number: NKIB5904; Ring Material: Steel.
INA Combination Bearing: 12 mm Bore Dia, NKIB5901, Plastic, 24 mm Axial Bearing Outside Dia, Steel (MPN 10882119). Key specifications — System of Measurement: Metric; Manufacturer Part Number: 10882119; Brand: INA; Bearing Industry Number: NKIB5901; Ring Material: Steel.
INA
INA Combination Bearing: 12 mm Bore Dia, NKIB5901, Plastic, 24 mm Axial Bearing Outside Dia, Steel (MPN 10882119). Key specifications — System of Measurement: Metric; Manufacturer Part Number: 10882119; Brand: INA; Bearing Industry Number: NKIB5901; Ring Material: Steel.

More from INA

View all INA parts
INA Combination Bearing: 35 mm Bore Dia, NKX35, Plastic, 52.1 mm Axial Bearing Outside Dia, Steel (MPN NKX35-Z). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX35-Z; Brand: INA; Bearing Industry Number: NKX35; Ring Material: Steel.
INA
INA Combination Bearing: 35 mm Bore Dia, NKX35, Plastic, 52.1 mm Axial Bearing Outside Dia, Steel (MPN NKX35-Z). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX35-Z; Brand: INA; Bearing Industry Number: NKX35; Ring Material: Steel.
INA Combination Bearing: 15 mm Bore Dia, NKX15, Plastic, 28.1 mm Axial Bearing Outside Dia, Steel (MPN NKX15-Z). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX15-Z; Brand: INA; Bearing Industry Number: NKX15; Ring Material: Steel.
INA
INA Combination Bearing: 15 mm Bore Dia, NKX15, Plastic, 28.1 mm Axial Bearing Outside Dia, Steel (MPN NKX15-Z). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX15-Z; Brand: INA; Bearing Industry Number: NKX15; Ring Material: Steel.
INA Combination Bearing: 20 mm Bore Dia, NKX20, Plastic, 35.1 mm Axial Bearing Outside Dia, Steel (MPN NKX20-Z). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX20-Z; Brand: INA; Bearing Industry Number: NKX20; Ring Material: Steel.
INA
INA Combination Bearing: 20 mm Bore Dia, NKX20, Plastic, 35.1 mm Axial Bearing Outside Dia, Steel (MPN NKX20-Z). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX20-Z; Brand: INA; Bearing Industry Number: NKX20; Ring Material: Steel.
INA Combination Bearing: 30 mm Bore Dia, NKX30, Plastic, 47.1 mm Axial Bearing Outside Dia, Steel (MPN NKX30-Z-XL). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX30-Z-XL; Brand: INA; Bearing Industry Number: NKX30; Ring Material: Steel.
INA
INA Combination Bearing: 30 mm Bore Dia, NKX30, Plastic, 47.1 mm Axial Bearing Outside Dia, Steel (MPN NKX30-Z-XL). Key specifications — System of Measurement: Metric; Manufacturer Part Number: NKX30-Z-XL; Brand: INA; Bearing Industry Number: NKX30; Ring Material: Steel.