Skip to content
HDPE400BU Dixon Ductile Iron High Density Polyethylene (HDPE) Coupling with Buna-N Gasket - 4" Nominal Size - 4.500" Pipe OD

HDPE400BU Dixon Valve Ductile Iron High Density Polyethylene (HDPE) Coupling with Buna-N Gasket - 4" Nominal Size - 4.500" Pipe OD

Save $38.15 Save $38.15
$428.97
$428.97 - $428.97
$428.97
$390.82
$390.82 - $390.82
$390.82

Dixon Pipe & Welding Fittings - High Density Polyethylene (HDPE) Couplings - Ductile Iron w/ Buna-N Gasket

Can I get a discount on my purchase?

Our listed prices are our lowest possible price with current costing but when volumes/value are high enough sometimes we can pass on a discount from the manufacturer.

Some products have predefined quantity discounts that will apply automatically, those pages have a table near the price describing the discount teirs.

If you feel your purchase quantity of a particular product is very large and want us to investigate with the manufacturer please feel free to Contact Us.

What if my item is out of stock?

All customers get an email regarding the shipping time frame of their purchase, usually within the business day. If your item is in stock we will ship within 1 business day, otherwise, the email will contain a lead time. If you do not receive this email, we recommend checking your email's spam folder. If you have any questions at that point please do not hesitate to Contact Us or chat below!

Can I get free shipping?

Shipping will calculate as free instantly if your order value exceeds $5000.

Some exceptions apply.

Free Freight is only available for the Contiguous USA.

Specifications for Variant SKU: HDPE400BU Dixon
Material(s): Ductile Iron
Seal Material(s): Buna-N/Nitrile Rubber
Maximum Clamp I.D.: 4.5
Applications:
  • Designed for mechanically joining high density polyethylene pipe and fittings.
Features:
  • ductile iron body with rust inhibiting paint.
  • uses four bolts to drive the sharply machined housing teeth into the outside of the pipe.
  • Comparable to: Grinnell's #9095.
  • For replacement gaskets, nuts, and bolts see: Pipe and Welding Accessories
Dimensions:
Part Number Nominal Size Pipe OD Coupling Dimensions Bolts Weight (Lbs.)
A B C Qty Size Length
HDPE200BU 2" 2.375" 3-3/8" 5-1/2" 4-5/8" 4 1/2" 2-3/8" 4.5000
HDPE300BU 3" 3.500" 4-5/8" 6-3/4" 4-5/8" 4 1/2" 3" 8.5000
HDPE400BU 4" 4.500" 5-1/4" 8" 5-3/4" 4 1/2" 3" 12.0000
HDPE600BU 6" 6.625" 7-1/2" 11" 5-7/8" 4 5/8" 3-1/2" 18.0000
Dixon Valve & Coupling

Dixon Valve & Coupling

Dixon, founded in 1916, is a premier manufacturer and supplier of hose couplings, valves, dry disconnects, swivels, and other fluid transfer and control products. Our global reach includes a wide range of products for numerous industries including petroleum exploration, refining, transportation, chemical processing, food and beverage, steel, fire protection, construction, mining, and manufacturing.

Shop Parts by Dixon Valve & Coupling