HARRINGTON INC: 1-800-553-0078 INTERNATIONAL: 814-838-3957

Basket Suction Strainer/Diffuser- MADE IN USA

Lightweight T6061-T6 aluminum body anodized to Military specification Type 3 for durability with rigid stainless steel mesh screen. Basket strainers provide the best performance when drafting, while reducing debris from entering a pump and provides full flow into the suction hose. This same device can be used to diffuse water when testing hydrants to diffuse the flow safely.


  • Available in female sizes 2.5” through 6”
  • NH, NST, or NPSH threads standard
  • Rocker lug for easy secure tightening
  • Includes flat face gasket

When ordering specify quantity, size, and thread type.

Weights and Dimensions:

Size OAL Weight Dia.
2.5″ 5-5/16″ 2.9 6-7/8″
3″ 5-7/16″ 3.1 6-7/8″
3.5″ 5-7/16″ 3.2 6-7/8″
4″ 5-9/16″ 3.3 6-7/8″
4.5″ 5-9/16″ 3.4 6-7/8″
5″ 5-11/16″ 3.5 6-7/8″
6″ 7-15/16″ 4.8 8″
Weight is rounded to nearest 1/10th of a lb.
Categories: , , ,


Part Number Description LIST
HWMBS-25NH 2.5” Female Rigid Basket Suction Strainer-Diffuser $217.00
HWMBS-30NH 3” Female Rigid Basket Suction Strainer-Diffuser $225.00
HWMBS-35NH 3.5” Female Rigid Basket Suction Strainer-Diffuser $234.00
HWMBS-40NH 4” Female Rigid Basket Suction Strainer-Diffuser $258.00
HWMBS-45NH 4.5” Female Rigid Basket Suction Strainer-Diffuser $267.00
HWMBS-50NH 5” Female Rigid Basket Suction Strainer-Diffuser $319.00
HWMBS-60NH 6” Female Rigid Basket Suction Strainer-Diffuser $351.00

PRINT a diffuser product bulletin

Contact Us

Harrington, Inc.
2630 West 21st Street
Erie, PA 16506

Phone: 800-553-0078
International: 814-838-3957
Fax: 814.838.7339
Email: info@harrinc.com

Visit our Hydrant Storz/ Sprinkler Storz site at

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About Harrington, Inc.

As a privately owned family business established in 1988, our main goal is to provide our customers with products that meet and exceed their specifications delivered on time with superior customer service. We are proud that the majority of our products are Made in USA supporting American workers. Our Made in America products are machined from raw aluminum that is again Made in USA. This along with products from Canada and Germany provides the highest quality products available.

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about Harold "Hal" Harrington