NVA
Needle Valve (Multiport) Description & Features: • • • • • •
Multiport design reduces the number of gauge and other instrument connections to permanent piping installations, decreasing possible leak paths Optional bleed plugs further allow pressure to be bled off without disturbing the permanent piping installation 10,000 psi pressure rating @ 200°F All stems are 316 stainless steel CRN registered 5 year warranty
Applications: •
Multiport Order Codes NPT Connection
Material
1/2” Male x 1/2” Female 3/4” Male x 1/2” Female 1/2” Male x 1/2” Female 3/4” Male x 1/2” Female 1/2” Male x 1/2” Female 3/4” Male x 1/2” Female 1/2” Male x 1/2” Female 3/4” Male x 1/2” Female
Carbon Steel Stainless Steel Carbon Steel Stainless Steel
Ideally suited for severe duty oil and gas installations including refineries and processing plants as well as water treatment plants, power plants and hydraulic applications
Max. Pressure
Seat
Soft Seat
6,000 psi
Hard Seat 10,000 psi
Code NVA4201 NVA4202 NVA1201 NVA1202 NVA6201 NVA6202 NVA3201 NVA3202
Multiport NACE Order Codes NPT Connection
Valves
1/2” Male x 1/2” Female 3/4” Male x 1/2” Female
Material
Seat
Max. Pressure
Stainless Hard Seat 10,000 psi Steel NACE
Code NVA3201N NVA3202N
Multiport Optional Bleed Screw and Plug Order Codes Plug or Screw M8 Bleed Screw 1/2” NPT Plug 1/2” NPT Plug w/Bleed Screw
Carbon Steel NVAPLUG02 NVAPLUG06 NVAPLUG08
Stainless Steel NVAPLUG01 NVAPLUG05 NVAPLUG07
Stainless Steel NACE NVAPLUG01N NVAPLUG05N NVAPLUG07N
Note: Bleed screw and plugs not included
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Needle Valve (Multiport)
Hard Seat Material Description
Component Number
Body Bonnet Dustcap Needle / Needle Tip Handle Screw Fastening Screw O-ring Dwell Pin Vent Plug Bleed Screw Vent Plug
1 2 3 4 5 6 7 8 9 10 11 12
Carbon Steel Hard Seat Carbon Steel Carbon Steel Nylon 316 SS Carbon Steel 304 SS 304 SS FKM 304 SS Carbon Steel Carbon Steel Carbon Steel
Stainless Steel Hard Seat 316 SS 316 SS Nylon 316 SS 304 SS 304 SS 304 SS FKM 304 SS 316 SS 316 SS 316 SS
Stainless Steel NACE Hard Seat 316 SS NACE 316 SS NACE Nylon 316 SS NACE 304 SS 304 SS 304 SS FKM 304 SS 316 SS NACE 316 SS NACE 316 SS NACE
NVA
Male x Female
Hard Seat Dimensions Size
H
L
SQ1
SQ2
1/2” Male x 1/2” Female
4.13 (105mm) 3.2 (81mm) 1.42 (36mm) 1.10 (28mm)
3/4” Male x 1/2” Female
4.29 (109mm) 3.2 (81mm) 1.42 (36mm) 1.10 (28mm)
Soft Seat Material Description
Component Number 1 2 3 4 5 6 7 8 9 10 11 12 13
Stainless Steel Soft Seat 316 SS 316 SS Nylon 316 SS 304 SS 304 SS 304 SS FKM Delrin 304 SS 316 SS 316 SS 316 SS
L
SQ1
Male x Female
Valves
Body Bonnet Dustcap Needle / Needle Tip Handle Screw Fastening Screw O-ring Seat Dwell Pin Vent Plug Bleed Screw Vent Plug
Carbon Steel Soft Seat Carbon Steel Carbon Steel Nylon 316 SS Carbon Steel 304 SS 304 SS FKM Delrin 304 SS Carbon Steel Carbon Steel Carbon Steel
Soft Seat Dimensions Size
H
SQ2
1/2” Male x 1/2” Female
4.13 (105mm) 3.20” (81mm) 1.42 (36mm) 1.10 (28mm)
3/4” Male x 1/2” Female
4.29 (109mm) 3.20” (81mm) 1.42 (36mm) 1.10 (28mm)
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