Description

Screwed Bonnet Needle Valves

Type S350 / S351 - Please contact sales

AS-Schneider Needle Valve Type S 350 is available with a lot of options. This valve type is providing bonnets with internal stem thread, external stem thread and bellows sealed options. The valve seat is replaceable and the valve stem is provided with a cold rolled surface, back seat and a non-rotating needle tip. The valve body is die-forged.

Bore Size: 0.315" (8 mm)

Relevant accessories are available, please see below Mounting Bracket Kits and Accessories.

Connections, materials, valve head unit designs and further options are available, please see below Ordering Information or more detailed under:

General Information

Screwed Bonnet Needle Valves Type S350 | S351

*** S351 now becomes A6x (please contact sales) ***

Internal Stem Thread External Stem Thread

Screwed Bonnet Needle Valves Drawing (arrangement) 1

Connections

Tube Fittings Size S Threaded Connections

Male Threads acc. to DIN 19207 Weld Ends

Screwed Bonnet Needle Valves Drawing (arrangement) 2

Ordering Information

Needle Valves with Tube Fitting

Inlet	Outlet	Material	Part Number with Internal Stem Thread	Part Number with External Stem Thread
Tube Fitting Sizes		Material	Part Number with Internal Stem Thread	Part Number with External Stem Thread
12S		1.0460	S350.01.114	S351.01.114
12S		1.4571	S350.01.214	S351.01.214
14S		1.0460	S350.01.115	S351.01.115
14S		1.4571	S350.01.215	S351.01.215

BINeedle Valves with Threaded Connections

Inlet	Outlet	Material	Part Number with Internal Stem Thread	Part Number with External Stem Thread
G 1/2 Female		1.0460	S350.03.104	S351.03.104
G 1/2 Female		1.4571	S350.03.204	S351.03.204
1/2 NPT Female		1.0460	S350.03.124	S351.03.124
1/2 NPT Female		1.4571	S350.03.224	S351.03.224
1/2 NPT Male	1/2 NPT Female	1.0460	S350.07.124	S351.07.124
1/2 NPT Male	1/2 NPT Female	1.4571	S350.07.224	S351.07.224

MSNeedle Valves wit Male Threads acc. to DIN 19207 / Tube Fitting Connection*

Inlet	Outlet	Material	Part Number
G 1/2 Male DIN 19207 - Type R	Tube Fitting Size 12S	1.0460	S350.07.114.06
G 1/2 Male DIN 19207 - Type R	Tube Fitting Size 12S	1.4571	S350.07.214.06
G 1/2 Male DIN 19207 - Type R		1.0460	S350.09.100.02
G 1/2 Male DIN 19207 - Type R		1.4571	S350.09.200.02

* Max. operation pressure PN 160.

Needle Valves with Weld Ends / Tube Fitting Connection

Inlet	Outlet	Material	Part Number with Internal Stem Thread	Part Number with External Stem Thread
Weld End Ø 21.3 x Ø 12.2	Tube Fitting Size 12S	1.0460	S350.05.130	S351.05.130
Weld End Ø 21.3 x Ø 12.2	Tube Fitting Size 12S	1.4571	S350.05.230	S351.05.230
Weld End Ø 21.3 x Ø 12.2		1.0460	S350.05.100	S351.05.100
Weld End Ø 21.3 x Ø 12.2		1.4571	S350.05.200	S351.05.200

Mounting Bracket Kits and Accessories

Nipple Connections	Weld Fittings
Threaded Pipe Ends DIN 19207

Further InformationAS-Schneider Needle Valve Type S 350 is available with a lot of options. This valve type is providing bonnets with internal stem thread, external stem thread and bellows sealed options. The valve seat is replaceable and the valve stem is provided with a cold rolled surface, back seat and a non-rotating needle tip. The valve body is die-forged. The robust design of the valves gives long service life and optimum operating comfort. The AS-Schneider Needle Valve Type S350, as standard, is rated to 400 bar (5,801 psi). AS-Schneider also provides the needle valves degreased and lubricated for oxygen service as well as valves for fugitive emission applications.

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