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INSTRUMENTTION -Valves & Manifolds
 
Check & Relief Valves -700 Series: Instrument Check Valves
   
 
  • Pressure rating to 3,000 psi (207 bar) at 70°F (21°C).
  • Temperature rating from -10°F to 375°F (-23°C to 191°C) with Viton O-ring seat standard.
  • O-ring provides leak tight shut-off.
  • Back stopped poppet design prevents the spring from being over-stressed. 
  • Variety of springs are available for the cracking pressure in the range from 1/3 psi to 100 psi. 
  • Wide range of body sizes allows Cv choices from 0.16 to 8.8.
  • Suitable for gas and liquids. 
  • Variety of end connections include male/female NPT, ISO, BSP threads and female Hy-Lok tube fittings.
  • Body Material is standard in 316 stainless steel and brass.
 
Part Number Body Material CV Dimension H Dimension H1 Dimension L Dimension I Inlet End Connection Orifice Outlet End Connection List Price
CV1-H-2T 316 Stainless Steel
Brass
0.16 11.11 mm 15.88 mm 55.60 mm 25.00 mm 1/8 4.8 mm 1/8 QUOTE
CV1-M-2N 316 Stainless Steel
Brass
0.47 N/A 15.88 mm 44.40 mm 25.00 mm 1/8" Male NPT 4.8 mm 1/8" Male NPT QUOTE
CV1-F-2N 316 Stainless Steel
Brass
0.47 N/A 15.88 mm 46.60 mm N/A 1/8" Female NPT 4.8 mm 1/8" Female NPT QUOTE
CV1-H-4T 316 Stainless Steel
Brass
0.47 14.29 mm 15.88 mm 60.00 mm 25.00 mm 1/4 4.8 mm 1/4 QUOTE
CV1-H-6M 316 Stainless Steel
Brass
0.47 14.00 mm 15.88 mm 60.00 mm 25.00 mm 6mm 4.8 mm 6mm QUOTE
CV1-MH-4N4T 316 Stainless Steel
Brass
0.47 14.29 mm 15.88 mm 56.40 mm 25.00 mm 1/4" Male NPT 4.8 mm 1/4" Male NPT QUOTE
CV1-M-4N 316 Stainless Steel
Brass
0.47 N/A 19.05 mm 53.40 mm 25.00 mm 1/4" Male NPT 4.8 mm 1/4" Male NPT QUOTE
CV1-F-4N 316 Stainless Steel
Brass
0.47 N/A 22.22 mm 54.60 mm 25.00 mm 1/4" Female NPT 4.8 mm 1/4" Female NPT QUOTE
CV2-H-6T 316 Stainless Steel
Brass
1.48 17.46 mm 22.22 mm 74.80 mm 36.20 mm 3/8" 7.1 mm 3/8" QUOTE
CV2-H-10M 316 Stainless Steel
Brass
1.48 19.00 mm 22.22 mm 74.80 mm 36.20 mm 10mm 7.1 mm 10mm QUOTE
CV2-M-6N 316 Stainless Steel
Brass
1.48 N/A 22.22 mm 64.60 mm 36.20 mm 3/8" Male NPT 7.1 mm 3/8" Male NPT QUOTE
CV3-F-6N 316 Stainless Steel
Brass
1.7 N/A 22.22 mm 63.80 mm N/A 3/8" Female NPT 10.0 mm 3/8" Female NPT QUOTE
CV3-H-8T 316 Stainless Steel
Brass
1.7 22.22 mm 22.22 mm 80.20 mm 36.20 mm 1/2" 10.0 mm 1/2" QUOTE
CV3-H-12M 316 Stainless Steel
Brass
1.7 22.00 mm 22.22 mm 80.20 mm 36.20 mm 12mm 10.0 mm 12mm QUOTE
CV3-M-8N 316 Stainless Steel
Brass
1.7 N/A 28.58 mm 74.40 mm 36.20 mm 1/2" Male NPT 10.0 mm 1/2" Male NPT QUOTE
CV4-F-8N 316 Stainless Steel
Brass
2.6 N/A 28.58 mm 84.70 mm N/A 1/2" Female NPT 13.5 mm 1/2" Female NPT QUOTE
CV4-H-10T 316 Stainless Steel
Brass
2.6 25.40 mm 31.75 mm 91.80 mm 48.10 mm 5/8" 13.5 mm 5/8" QUOTE
CV5-H-12T 316 Stainless Steel
Brass
5.2 28.56 mm 31.75 mm 110.70 mm 67.00 mm 3/4" 16.0 mm 3/4" QUOTE
CV5-M-12N 316 Stainless Steel
Brass
5.2 N/A 31.75 mm 105.30 mm 67.00 mm 3/4" Male NPT 16.0 mm 3/4" Male NPT QUOTE
CV5-F-12N 316 Stainless Steel
Brass

5.2

N/A 31.75 mm 103.00 mm N/A 3/4" Female NPT 16.0 mm 3/4" Female NPT QUOTE
CV6-H-16T 316 Stainless Steel
Brass

8.0

38.1 mm 34.93 mm 121.20 mm 68.40 mm 1" 18.0 mm 1" QUOTE
CV6-M-16N 316 Stainless Steel
Brass
8.0 N/A 34.93 mm 116.20 mm 68.40 mm 1" Male NPT 18.0 mm 1" Male NPT QUOTE
CV6-F-16N 316 Stainless Steel
Brass
8.0 N/A 41.28 mm 111.40 mm 68.40 mm 1" Female NPT 18.0 mm 1" Female NPT QUOTE
 
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