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Precision angular contact ball bearing, steel rings and balls · SKF 7004 ACD/PA9A
SKF 7004 ACD/PA9A angular contact ball bearing

SKFBrand we market

SKF 7004 ACD/PA9A angular contact ball bearing

Manufacturer Part Number7004 ACD/PA9AAlso searched as: 7004ACD/PA9A · 7004-ACD/PA9A
Brand
SKF
Category
Bearings
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Since 1945 · Martínez, Buenos Aires, Argentina

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How to read SKF 7004 ACD/PA9A

70Series
Angular contact ball bearings, 70 series. For the same bore, each series has a different outside diameter and width.
04Bore
20 mm bore: 04 × 5.
ACD/PA9ASuffix
SKF suffix: it defines the variant (sealing, cage, internal clearance or other features).

7004 is the standard (ISO) basic designation: it defines the type, the series and the bore.

Description

SKF 7004 ACD/PA9A is a reference of angular contact ball bearing, within Bearings. Request a quote for 7004 ACD/PA9A via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

SKF angular contact bearings are precision components designed to support combined radial and axial loads in a single direction. Their contact angle design allows high speeds and rigidity, making them ideal for applications requiring accuracy and reliability. At MR Accesorios Industriales we supply this line for the Argentine market, with technical advice to select the right bearing for your application.

The designation of these bearings follows a standardized system. In the example 7004 ACD/PA9A, the numeric prefix indicates the size and series; the letters ACD define the contact angle and internal design; PA9A specifies the precision tolerance and axial clearance. This nomenclature allows the technical characteristics to be identified quickly. When requesting a quote, provide the full part number to ensure the exact equivalent.

They are used in applications that require supporting combined loads and high precision, such as machine tool spindles, pumps, compressors, gearboxes and transmission equipment. In Argentine industry, they are common in the metalworking, automotive and capital goods sectors. Their ability to operate at high speeds makes them suitable for assemblies where rigidity and dimensional accuracy are critical.

To select correctly, consider the load direction, rotation speed and environmental conditions. Sealing can be open or with shield plates; axial and radial clearance must be adjusted according to the application. Proper lubrication and precise alignment during mounting are essential to maximize service life. In paired assemblies, respect the arrangement and preload indicated by the manufacturer.

There are cross-brand equivalents for this type of bearing, but they are not universal: each manufacturer may vary tolerances, angles and suffixes. When looking for a replacement, verify not only the main dimensions but also the internal clearance and precision class. MR Accesorios Industriales can advise you on interchangeability, but it is always advisable to validate against the original equipment specifications.

To receive an accurate quote, send the full part number of the bearing you need on WhatsApp. Our technical team will offer you the best solution. MR Accesorios Industriales is your reliable partner in bearings and power transmission.

Dimensions

Bore
20mm

Frequently Asked Questions

What does the ACD designation mean on an SKF bearing?
ACD indicates a design with a 25° contact angle and polyamide cage, suitable for axial loads in one direction. It is important to respect this specification when replacing the bearing to maintain performance.
How do I choose between an open and a sealed bearing?
It depends on the environment: open bearings allow better lubrication and heat dissipation, while sealed bearings protect against contaminants. Evaluate the working conditions and consult us for a specific recommendation.
Can I replace an SKF bearing with another brand?
Yes, equivalents exist, but verify dimensions, clearance and tolerance. Not all brands maintain the same specifications. At MR we advise you to find the right option for your equipment.
Request a quote for 7004 ACD/PA9A via WhatsApp
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