Donaldson Company Named PACCAR 2000 CMP Supplier of the Year

    MINNEAPOLIS, April 2 Donaldson Company, Inc. ,
a leading manufacturer of filtration systems and replacement parts, announced
today that it has been named PACCAR Inc.'s 2000 Cost Management Partnership
(CMP) Supplier of the Year for the Powertrain and Chassis Systems category,
one of only three CMP awards given by PACCAR each year.
    With the award, PACCAR, a leading manufacturer of medium- and heavy-duty
trucks, recognizes suppliers that submit ideas to reduce costs through design,
materials, process and logistics changes and improvements in its supply chain
management.  Donaldson Company submitted the most cost-savings programs as a
percentage of sales among PACCAR's Powertrain and Chassis Systems suppliers,
including reductions from reusable packaging, line sequencing and integrated
systems designs for new and existing products and platforms. In total, these
initiatives accounted for nearly 10 percent in annual savings to PACCAR.
    "We are delighted at our selection as the PACCAR CMP Supplier of the
Year," said Rod Kunkel, global director of Medium and Heavy Commercial
Vehicles, Donaldson Company.  "This award is an honor for our team and
company, recognizing our partnership with PACCAR and our commitment to
cost-reduction initiatives.  Going forward, we will continue to carefully plan
and refine our initiatives to provide value-added, cost-saving solutions to
PACCAR."

    About PACCAR Inc.
    PACCAR is a global technology leader in the design, manufacture and
customer support of high-quality medium- and heavy-duty trucks under the
Kenworth, Peterbilt, DAF and Foden nameplates. It also provides financial
services and distributes truck parts related to its principal business. In
addition, the Bellevue, Washington-based company manufactures winches under
the Braden, Gearmatic and Carco nameplates.  PACCAR shares are traded on the
Nasdaq Stock Market, symbol PCAR, and its homepage can be found at
http://www.paccar.com

    About Donaldson Company, Inc.
    Donaldson Company, Inc., headquartered in Minneapolis, Minn., is a leading
worldwide provider of filtration systems and replacement parts.  Founded in
1915, Donaldson is a technology-driven company committed to satisfying
customer needs for filtration solutions through innovative research and
development.  Donaldson serves customers in the industrial and engine markets
including dust collection, power generation, specialty filtration, off-road
equipment, trucks, and automotive.  More than 8,400 employees contribute to
the company's success at roughly 40 manufacturing locations around the world.
In fiscal year 2000, Donaldson reported record sales of more than $1 billion
and achieved its eleventh consecutive year of double-digit earnings growth.
Donaldson is a member of the S&P MidCap 400 Index and Donaldson shares are
traded on the New York Stock Exchange under the symbol DCI.  Additional
company information is available at http://www.donaldson.com