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3300 & 3400 Series, Stainless Steel

Strataflo is now offering a stainless steel check valve manufactured from a one-piece cast 304 stainless steel body, with all other internal components of stainless steel. Designed for use with food and beverage, chemical and fuel applications, and other heavy industrial applications where brass is not acceptable. The rubber poppet models are the same internals as those in the brass line, to include Buna-S, Buna-N, EPDM and Viton. A Model 3400 is also available with a stainless steel poppet for a metal-to-metal seal.

Working pressure 600 lbs., maximum temperature of 225°F (350°F for Viton and Stainless Poppets). Cracking pressure 1-2 lbs., with alternate tensions available.

 

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No. 3300: Stainless Steel with Buna-S Rubber Poppet

The No.3300 contains a Buna-S (SBR) rubber poppet. Used as an all purpose check valve for cold water, ethylene, and glycol, where corrosion resistance is necessary.

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3300 Series Pricing Information
1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
$69.02 $99.54 $116.74 $163.30 $247.92 $423.96


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No. 3375: Stainless Steel with Buna-N Rubber Poppet

A Buna-N (NBR) rubber poppet is used for gas and oil applications, including gasoline, hydraulic fluids, diesel fuels, alcohol, kerosene and mineral oil.

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3375 Series Pricing Information
1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
$69.02 $99.54 $116.74 $163.30 $247.92 $423.96
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No. 3385: Stainless Steel with EPDM Rubber Poppet

An EPDM rubber poppet is used for chemical and detergent applications that would quickly corrode a plain brass valve.

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3385 Series Pricing Information
1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
$69.02 $99.54 $116.74 $163.30 $247.92 $423.96
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No. 3395: Stainless Steel with Viton Rubber Poppet

A Viton poppet is used for higher temperature applications, providing excellent resistance to chemicals and fuels, such as biodiesel.  Also used for food and beverage applications.  Maximum temperature 350°F.  Not for steam use.

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3395 Series Pricing Information
1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
$69.02 $99.54 $116.74 $163.30 $247.92 $423.96
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No. 3400: Stainless Steel with Metal Poppet

The No. 3400 contains a finely machined stainless steel poppet for a metal-to-metal seal. Maximum temperature 350°F. 125 lbs. steam.

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3400 Series Pricing Information
1/2" 3/4" 1" 1-1/4" 1-1/2" 2"
$69.02 $99.54 $116.74 $163.30 $247.92 $423.96
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3300 Series Specifications
Pipe
Size
3300
Part #
3375
Part #
3385
Part #
3395
Part #
Overall
Length
Valve
Diameter
Valve
Weight
Flow Factor
CV
1/2" 3300-050 3375-050 3385-050 3395-050 2.69" 1.40" 0.60 lb 3
3/4" 3300-075 3375-075 3385-075 3395-075 3.31" 1.62" 0.80 lb 5
1" 3300-100 3375-100 3385-100 3395-100 3.69" 2.00" 1.30 lb 8
1-1/4" 3300-125 3375-125 3385-125 3395-125 4.57" 2.41" 1.95 lb 17
1-1/2" 3300-150 3375-150 3385-150 3395-150 4.88" 2.69" 2.35 lb 32
2" 3300-200 3375-200 3385-200 3395-200 5.56" 3.34" 3.65 lb 52

3400 Series Specifications
Pipe
Size
3400
Part #
Overall
Length
Valve
Diameter
Valve
Weight
Flow Factor
CV
1/2" 3400-050 2.69" 1.40" 0.60 lb 3
3/4" 3400-075 3.31" 1.62" 0.85 lb 6
1" 3400-100 3.69" 2.00" 1.30 lb 10
1-1/4" 3400-125 4.57" 2.41" 1.95 lb 20
1-1/2" 3400-150 4.88" 2.69" 2.25 lb 39
2" 3400-200 5.56" 3.34" 3.55 lb 64


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