SAE AS4059D-2001
SAE · 2001-04-01

Aerospace Fluid Power - Cleanliness Classification for Hydraulic Fluids

Replaced ICS 49.080 Cited by 3

1Key Takeaways

This SAE Aerospace Standard (AS) defines cleanliness levels for particulate contamination of hydraulic fluids and includes methods of reporting data relating to the contamination levels. The contamination levels selected are an extension and simplification of the widely accepted NAS 1638 cleanliness levels. The intent …

2Scope / Description

This SAE Aerospace Standard (AS) defines cleanliness levels for particulate contamination of hydraulic fluids and includes methods of reporting data relating to the contamination levels. The contamination levels selected are an extension and simplification of the widely accepted NAS 1638 cleanliness levels. The intent of this document is to establish the minimum information required to allow valid comparison and interpretation of contamination levels in hydraulic systems that require contamination control of particulate to insure system performance and reliability.

3Version History

SAE AS4059-1988 older 1988-06-14
SAE AS4059A-1990 older 1990-03-30
SAE AS4059B-1995 older 1995-03-01
SAE AS4059C-2000 older 2000-08-01
SAE AS4059D-2001 2001-04-01
SAE AS4059E-2005 newer 2005-05-01
SAE AS4059E-2011 newer 2011-03-18
SAE AS4059F-2013 newer 2013-09-27
SAE AS4059F-2020 newer 2020-05-05
SAE AS4059G-2022 newer 2022-11-22

6Frequently Asked Questions

What is SAE AS4059D-2001?
SAE AS4059D-2001 — Aerospace Fluid Power - Cleanliness Classification for Hydraulic Fluids is an international standard developed by Society of Automotive Engineers (SAE). This SAE Aerospace Standard (AS) defines cleanliness levels for particulate contamination of hydraulic fluids and includes methods of reporting data relating to the contamination levels. The contamination levels selected are an extension and...
What does SAE AS4059D-2001 cover?
This standard covers: This SAE Aerospace Standard (AS) defines cleanliness levels for particulate contamination of hydraulic fluids and includes methods of reporting data relating to the contamination levels. The contamination levels selected are an extension and simplification of the widely accepted NAS 1638...
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in the aerospace and defense industry. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of SAE AS4059D-2001?
The current published version is SAE AS4059D-2001, published on 2001-04-01. Always check for amendments or pending revisions.
How do I purchase SAE AS4059D-2001?
You can purchase SAE AS4059D-2001 by visiting our contact page. Click "Get This Standard" to view pricing and send a purchase inquiry. Our team will respond with payment and delivery details.