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  Pneumatic Non-Return Valves (142 items)

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SMC ZP2V Vacuum Check Valve M5 x 0.8 Male Inlet, M5 x 0.8 Outlet, 0.7MPa / 2705154 (1 offer) 
Inlet Connection Type = M5 x 0.8 Threaded Inlet Connection = M5 x 0.8 Male Outlet Connection Type = M5 x 0.8 Manufacturer Series = ZP2V Threaded Outlet Connection = M5 x 0.8 Operating Pressure Rang...
SMC
00696476
£ 10.128*
per piece
 
 piece
SMC ASR Non Return Valve R 1/2 Male Inlet, 12mm Tube Outlet, Maximum of 1MPa / 7213575 (1 offer) 
SMC Air Saving Valve ASR/ASQ Series. 40% reduction in air consumption Cuts the air consumption via operating the return stroke at a reduced pressure Improved response time Smooth operation of worki...
SMC
ASR630F-04-12S
£ 51.075*
per piece
 
 piece
SMC ASR Air Saving Valve R 1/2 Inlet, 10mm Tube Outlet, 1 → 3bar / 2548182 (1 offer) 
Inlet Connection Type = Threaded Threaded Inlet Connection = R 1/2 Tube Outlet Connection = 10mm Manufacturer Series = ASR Operating Pressure Range = 1 → 3bar
SMC
00006847
£ 42.709*
per piece
 
 piece
SMC AKH/AKB Check Valve 1/4 in Inlet, 3/8in Tube Inlet, R 3/8 Outlet, -1 → 10bar / 2548014 (1 offer) 
Tube Inlet Connection = 3/8in Inlet Connection Type = Threaded Threaded Inlet Connection = 1/4 in Outlet Connection Type = Threaded Manufacturer Series = AKH/AKB Threaded Outlet Connection = R 3/8 ...
SMC
00000818
£ 15.058*
per piece
 
 piece
SMC AKH/AKB Check Valve 1/4 in Inlet, 1/4in Tube Inlet, R 1/4 Male Outlet, -1 → 10bar / 2548012 (1 offer) 
Tube Inlet Connection = 1/4in Inlet Connection Type = Threaded Threaded Inlet Connection = 1/4 in Outlet Connection Type = Threaded Manufacturer Series = AKH/AKB Threaded Outlet Connection = R 1/4 ...
SMC
00000798
£ 8.524*
per piece
 
 piece
SMC AKH/AKB Check Valve 1/2 in Female Inlet, 1/2in Tube Inlet, R 1/2 Female Outlet, -1 → 10bar / 2548011 (1 offer) 
Tube Inlet Connection = 1/2in Inlet Connection Type = Threaded Threaded Inlet Connection = 1/2 in Female Outlet Connection Type = Threaded Manufacturer Series = AKH/AKB Threaded Outlet Connection =...
SMC
00000780
£ 23.305*
per piece
 
 piece
SMC AKH Non Return Valve, 8mm Tube Inlet, R 1/8 Male Outlet, -100 kPa → 1 MPa / 8268131 (1 offer) 
SMC AK/AKH/AKB Series Check Valves. With their various configurations the AK/AKH/AKB series check valves offer designers multiple solutions based on operating conditions. They are compact, lightwei...
SMC
AKH08B-01S
from £ 9.90*
per piece
 
 piece
SMC AKH Non Return Valve, 8mm Tube Inlet, 8mm Tube Outlet, -100 kPa → 1 MPa / 3670630 (2 offers) 
SMC Non-Return Valves. Integral push in fitting connections for fast inline installation. These fittings are compact and lightweight with the advantage of one-touch fitting. Easily installed into y...
SMC
AKH08-00
from £ 11.19*
per piece
 
 piece
SMC AKH Non Return Valve, 6mm Tube Inlet, 6mm Tube Outlet, -100 kPa → 1MPa / 3670624 (2 offers) 
SMC Non-Return Valves. Integral push in fitting connections for fast inline installation. These fittings are compact and lightweight with the advantage of one-touch fitting. Easily installed into y...
SMC
AKH06-00
from £ 7.237*
per piece
 
 piece
SMC AKH Non Return Valve, 4mm Tube Inlet, R 1/8 Male Outlet, -100 kPa → 1 MPa / 8268116 (1 offer) 
SMC AK/AKH/AKB Series Check Valves. With their various configurations the AK/AKH/AKB series check valves offer designers multiple solutions based on operating conditions. They are compact, lightwei...
SMC
AKH04B-01S
from £ 8.336*
per piece
 
 piece
SMC AKH Non Return Valve, 4mm Tube Inlet, M5 x 0.8 Male Outlet, -100 kPa → 1 MPa / 8268125 (1 offer) 
SMC AK/AKH/AKB Series Check Valves. With their various configurations the AK/AKH/AKB series check valves offer designers multiple solutions based on operating conditions. They are compact, lightwei...
SMC
AKH04B-M5
£ 8.475*
per piece
 
 piece
SMC AKH Non Return Valve, 4mm Tube Inlet, M5 x 0.8 Male Outlet, -100 kPa → 1 MPa / 8268112 (1 offer) 
SMC AK/AKH/AKB Series Check Valves. With their various configurations the AK/AKH/AKB series check valves offer designers multiple solutions based on operating conditions. They are compact, lightwei...
SMC
AKH04A-M5
£ 8.475*
per piece
 
 piece
SMC AKH Non Return Valve, 4mm Tube Inlet, 4mm Tube Outlet, -100 kPa → 1 MPa / 3670618 (2 offers) 
SMC Non-Return Valves. Integral push in fitting connections for fast inline installation. These fittings are compact and lightweight with the advantage of one-touch fitting. Easily installed into y...
SMC
AKH04-00
from £ 6.98*
per piece
 
 piece
SMC AKH Non Return Valve, 3/8in Tube Inlet, NPT 1/2 Male Outlet, -100 kPa → 1 MPa / 8268140 (1 offer) 
SMC AK/AKH/AKB Series Check Valves. With their various configurations the AK/AKH/AKB series check valves offer designers multiple solutions based on operating conditions. They are compact, lightwei...
SMC
AKH11A-N04S
from £ 22.83*
per piece
 
 piece
SMC AKH Non Return Valve, 12mm Tube Inlet, 12mm Tube Outlet, -100 kPa → 1 MPa / 3670652 (1 offer) 
SMC Non-Return Valves. Integral push in fitting connections for fast inline installation. These fittings are compact and lightweight with the advantage of one-touch fitting. Easily installed into y...
SMC
AKH12-00
from £ 22.721*
per piece
 
 piece
SMC AKH Non Return Valve, 10mm Tube Inlet, 10mm Tube Outlet, -100 kPa → 1 MPa / 3670646 (1 offer) 
SMC Non-Return Valves. Integral push in fitting connections for fast inline installation. These fittings are compact and lightweight with the advantage of one-touch fitting. Easily installed into y...
SMC
AKH10-00
from £ 16.761*
per piece
 
 piece
SMC AKH Non Return Valve, 1/4in Tube Inlet, 1/4in Tube Outlet, -100 kPa → 1 MPa / 8268128 (1 offer) 
SMC AK/AKH/AKB Series Check Valves. With their various configurations the AK/AKH/AKB series check valves offer designers multiple solutions based on operating conditions. They are compact, lightwei...
SMC
AKH07-00
from £ 8.683*
per piece
 
 piece
SMC AKH Non Return Valve R 3/8 Male Inlet, 12mm Tube Inlet, R 3/8 Outlet, 10bar / 2328618 (1 offer) 
Tube Inlet Connection = 12mm Inlet Connection Type = Tube Threaded Inlet Connection = R 3/8 Male Outlet Connection Type = Threaded Manufacturer Series = AKH Threaded Outlet Connection = R 3/8 Opera...
SMC
AKH12B-03S
£ 27.414*
per piece
 
 piece
SMC AKH Check Valve R 1/8 Male Inlet, 4mm Tube Outlet, -1 → 10bar / 2328617 (1 offer) 
Inlet Connection Type = Threaded Threaded Inlet Connection = R 1/8 Male Outlet Connection Type = Tube Tube Outlet Connection = 4mm Manufacturer Series = AKH Operating Pressure Range = -1 → 10bar
SMC
AKH04A-01S
£ 9.059*
per piece
 
 piece
SMC AKH Check Valve M5 Inlet, 6mm Tube Inlet, M5 Male Outlet, 6mm Tube Outlet, –100kPa / 2548013 (1 offer) 
Tube Inlet Connection = 6mm Inlet Connection Type = Threaded Threaded Inlet Connection = M5 Outlet Connection Type = Tube Tube Outlet Connection = 6mm Manufacturer Series = AKH Threaded Outlet Conn...
SMC
00000804
£ 8.524*
per piece
 
 piece
SMC AKH Check Valve M5 Inlet, 12mm Tube Inlet, M5 Male Outlet, 12mm Tube Outlet, –100kPa / 2548017 (1 offer) 
Tube Inlet Connection = 12mm Inlet Connection Type = Threaded Threaded Inlet Connection = M5 Outlet Connection Type = Tube Tube Outlet Connection = 12mm Manufacturer Series = AKH Threaded Outlet Co...
SMC
00000836
£ 22.919*
per piece
 
 piece
SMC AKH Check Valve M5 Inlet, 10mm Tube Inlet, M5 Male Outlet, 10mm Tube Outlet, –100kPa / 2548016 (1 offer) 
Tube Inlet Connection = 10mm Inlet Connection Type = Threaded Threaded Inlet Connection = M5 Outlet Connection Type = Tube Tube Outlet Connection = 10mm Manufacturer Series = AKH Threaded Outlet Co...
SMC
00000824
£ 19.751*
per piece
 
 piece
SMC AKB Non Return Valve NPT 1/8 Male Inlet, NPT 1/8 Female Outlet, -100 kPa to 1MPa / 8497238 (1 offer) 
SMC Vacuum Check Valve. Suitable for vacuum pressures of -0.03 to -0.99 bar Low cracking pressure of 0.02 bar Positive and vacuum compatible Operating temperature range : +5 to +60°C Available in M...
SMC
AKB01B-N01S
from £ 9.475*
per piece
 
 piece
SMC AKB Non Return Valve NPT 1/4 Female Inlet, NPT 1/4 Female Outlet, -100 kPa → 1 MPa / 8497231 (1 offer) 
SMC Vacuum Check Valve. Suitable for vacuum pressures of -0.03 to -0.99 bar Low cracking pressure of 0.02 bar Positive and vacuum compatible Operating temperature range : +5 to +60°C Available in M...
SMC
AKB02B-N02S
from £ 12.346*
per piece
 
 piece
SMC AK Non Return Valve, Rc 1 Female Outlet, 0.02 to 1MPa / 8268106 (1 offer) 
SMC AK/AKH/AKB Series Check Valves. With their various configurations the AK/AKH/AKB series check valves offer designers multiple solutions based on operating conditions. They are compact, lightwei...
SMC
AK6000-10
from £ 45.461*
per piece
 
 piece
SMC AK Non Return Valve Rc 1/4 Female Inlet, 0.02 to 1MPa / 2495882 (1 offer) 
SMC Vacuum Check Valve. Suitable for vacuum pressures of -0.03 to -0.99 bar Low cracking pressure of 0.02 bar Positive and vacuum compatible Operating temperature range : +5 to +60°C Available in M...
SMC
AK2000-02-X209
from £ 24.602*
per piece
 
 piece
SMC AK Non Return Valve NPT 1/4 Female Inlet, NPT 1/4 Female Outlet, 0.02 to 1MPa / 8497225 (1 offer) 
SMC Vacuum Check Valve. Suitable for vacuum pressures of -0.03 to -0.99 bar Low cracking pressure of 0.02 bar Positive and vacuum compatible Operating temperature range : +5 to +60°C Available in M...
SMC
AK2000-N02
from £ 18.256*
per piece
 
 piece
SMC AK Non Return Valve NPT 1/2 Female Inlet, NPT 1/2 Female Outlet, 0.02 to 1MPa / 8497229 (1 offer) 
SMC Vacuum Check Valve. Suitable for vacuum pressures of -0.03 to -0.99 bar Low cracking pressure of 0.02 bar Positive and vacuum compatible Operating temperature range : +5 to +60°C Available in M...
SMC
AK4000-N04
from £ 22.018*
per piece
 
 piece
SMC AK Check Valve G 3/4 Inlet, 0.2 → 10bar / 2328991 (1 offer) 
Inlet Connection Type = Threaded Threaded Inlet Connection = G 3/4 Manufacturer Series = AK Operating Pressure Range = 0.2 → 10bar
SMC
EAK6000-F06
£ 49.60*
per piece
 
 piece
RS PRO Non Return Valve, Push In 8mm Tube Inlet, Push In 8mm Tube Outlet, 2 to 8bar / 1762272 (1 offer) 
The function fittings of RS Pro have been designed to suit a specific use. With a large variety of materials (brass, stainless steel, technopolymer, aluminium) they respond to the most extreme dema...
RS Pro
1762272
£ 129.85*
per 10 pieces
 
 packet
RS PRO Non Return Valve, Push In 6mm Tube Inlet, Push In 6mm Tube Outlet, 2 to 8bar / 1762271 (1 offer) 
The function fittings of RS Pro have been designed to suit a specific use. With a large variety of materials (brass, stainless steel, technopolymer, aluminium) they respond to the most extreme dema...
RS Pro
1762271
£ 120.50*
per 10 pieces
 
 packet
RS PRO Non Return Valve, Push In 4mm Tube Inlet, Push In 4mm Tube Outlet, 2 to 8bar / 1762270 (1 offer) 
The function fittings of RS Pro have been designed to suit a specific use. With a large variety of materials (brass, stainless steel, technopolymer, aluminium) they respond to the most extreme dema...
RS Pro
1762270
£ 114.81*
per 10 pieces
 
 packet
RS PRO Non Return Valve, 8mm Tube Outlet, 0 to 9.9 kgf/cm², 0 to 990kPa / 1442697 (1 offer) 
RS Pro Check Valves. Features and Benefits. Suitable for low pressure applications Allows compressed air from one side to flow and blocks the inverse flow to protect and maintain the vacuum line Ea...
RS Pro
1442697
£ 6.574*
per piece
 
 bag
RS PRO Non Return Valve, 6mm Tube Outlet, 0 to 9.9 kgf/cm², 0 to 990kPa / 1442695 (1 offer) 
RS Pro Check Valves. Features and Benefits. Suitable for low pressure applications Allows compressed air from one side to flow and blocks the inverse flow to protect and maintain the vacuum line Ea...
RS Pro
1442695
£ 6.752*
per piece
 
 piece
RS PRO Non Return Valve, 2 to 8bar / 1762269 (1 offer) 
The function fittings of RS Pro have been designed to suit a specific use. With a large variety of materials (brass, stainless steel, technopolymer, aluminium) they respond to the most extreme dema...
RS Pro
1762269
£ 256.79*
per 10 pieces
 
 packet
RS PRO Non Return Valve, 2 to 8bar / 1762268 (1 offer) 
The function fittings of RS Pro have been designed to suit a specific use. With a large variety of materials (brass, stainless steel, technopolymer, aluminium) they respond to the most extreme dema...
RS Pro
1762268
£ 249.76*
per 10 pieces
 
 packet
RS PRO Non Return Valve, 2 to 8bar / 1762267 (1 offer) 
The function fittings of RS Pro have been designed to suit a specific use. With a large variety of materials (brass, stainless steel, technopolymer, aluminium) they respond to the most extreme dema...
RS Pro
1762267
£ 114.59*
per 10 pieces
 
 packet
RS PRO Non Return Valve, 2 to 8bar / 1762266 (1 offer) 
The function fittings of RS Pro have been designed to suit a specific use. With a large variety of materials (brass, stainless steel, technopolymer, aluminium) they respond to the most extreme dema...
RS Pro
1762266
£ 92.72*
per 10 pieces
 
 packet
RS Pro
1442702
£ 14.46*
per piece
 
 piece
RS PRO Non Return Valve, 10mm Tube Outlet, 0 to 9.9 kgf/cm², 0 to 990kPa / 1442698 (1 offer) 
RS Pro Check Valves. Features and Benefits. Suitable for low pressure applications Allows compressed air from one side to flow and blocks the inverse flow to protect and maintain the vacuum line Ea...
RS Pro
1442698
£ 10.336*
per piece
 
 bag
RS PRO Non Return Valve, 10mm Tube Outlet / 1442704 (1 offer) 
RS PRO Check Valve - Bush. Ensure directional control with these high-quality check valve bushes from the RS PRO CVPF series. These male-thread-to-female thread bushes are designed to prevent the b...
RS Pro
1442704
£ 6.01*
per piece
 
 bag
RS PRO CVPU Non Return Valve, 8mm Tube Inlet, 8mm Tube Outlet, 0 → 10bar / 9160946 (1 offer) 
RS PRO CVPU Non Return Valve, 8 mm Tube Inlet, 8 mm Tube Outlet, 0 → 10 barDo you work with vacuum lines? This non-return valve from RS PRO allows you to control the flow of compressed air, so it f...
RS Pro
9160946
£ 7.901*
per piece
 
 piece
RS PRO CVPU Non Return Valve, 6mm Tube Inlet, 6mm Tube Outlet, 0 → 10bar / 9160943 (1 offer) 
RS PRO CVPU Non Return Valve, 6 mm Tube Inlet, 6 mm Tube Outlet, 0 → 10 barProtect and maintain vacuum lines with this non-return valve from the tried and tested RS PRO range. The valve allows comp...
RS Pro
9160943
£ 5.65*
per piece
 
 piece
RS Pro
9160934
£ 4.594*
per piece
 
 piece
RS Pro
9160940
£ 10.712*
per piece
 
 piece
RS PRO 66061 Non Return Valve 3/8 in Female Inlet, 3/8in Tube Inlet, 3/8 in Female Outlet, 0.2 → 25bar / 2312704 (1 offer) 
Tube Inlet Connection = 3/8in Inlet Connection Type = Threaded Threaded Inlet Connection = 3/8 in Female Outlet Connection Type = Threaded Manufacturer Series = 66061 Threaded Outlet Connection = 3...
RS Pro
2312704
£ 268.778*
per 2 pieces
 
 pack
RS PRO 66061 Non Return Valve 1/8 in Female Inlet, 1/8in Tube Inlet, 1/8 in Female Outlet, 0.2 → 25bar / 2312702 (1 offer) 
Tube Inlet Connection = 1/8in Inlet Connection Type = Threaded Threaded Inlet Connection = 1/8 in Female Outlet Connection Type = Threaded Manufacturer Series = 66061 Threaded Outlet Connection = 1...
RS Pro
2312702
£ 187.468*
per 2 pieces
 
 pack
RS PRO 66061 Non Return Valve 1/4 in Female Inlet, 1/4in Tube Inlet, 1/4 in Female Outlet, 0.2 → 25bar / 2312703 (1 offer) 
Tube Inlet Connection = 1/4in Inlet Connection Type = Threaded Threaded Inlet Connection = 1/4 in Female Outlet Connection Type = Threaded Manufacturer Series = 66061 Threaded Outlet Connection = 1...
RS Pro
2312703
£ 199.566*
per 2 pieces
 
 pack
RS PRO 66061 Non Return Valve 1/2 in Female Inlet, 1/2in Tube Inlet, 1/2 in Female Outlet, 0.2 → 25bar / 2312705 (1 offer) 
Tube Inlet Connection = 1/2in Inlet Connection Type = Threaded Threaded Inlet Connection = 1/2 in Female Outlet Connection Type = Threaded Manufacturer Series = 66061 Threaded Outlet Connection = 1...
RS Pro
2312705
£ 269.212*
per 2 pieces
 
 pack
RS PRO 6063 Non Return Valve 3/8 in Male Inlet, 2 to 8bar / 1875698 (1 offer) 
RS PRO Non Return ValveThe RS PRO 6063 series non-return valve has a male threaded inlet connection and female threaded outlet connection. The valve body is made of nickel-plated brass material. Th...
RS Pro
1875698
£ 293.991*
per 10 pieces
 
 bag
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