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Check & Non-Return Valves

Browse check & non-return valves within valves & actuation, organised for fast product selection by system, connection and product type.

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[SS-VAL-NRV-PLN-100-1PC] 4.00" OD PLAIN WELD END HYGIENIC 1PC SPRING CHECK VALVE

4.00" OD PLAIN WELD END HYGIENIC 1PC SPRING CHECK VALVE

Suits an outside diameter (OD) of: 4" / 101.6mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

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£ 901.92
[SS-HYG-VAL-NRV-PLN-25.4-2PC] 1.00" (1") OD IMPERIAL PLAIN WELD END HYGIENIC 2PC NON RETURN VALVE

1.00" (1") OD IMPERIAL PLAIN WELD END HYGIENIC 2PC NON RETURN VALVE

Suits an outside diameter (OD) of: 25.4mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

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£ 109.08
[SS-VAL-NRV-PLN-25.4-1PC] 1.00" OD PLAIN WELD END 2PC NON-RETURN VALVE SS 316

1.00" OD PLAIN WELD END 2PC NON-RETURN VALVE SS 316

Suits an outside diameter (OD) of: 25.4mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Connection: Pain Weld End
Bore: Reduced
Internals: EPDM Seals Standard (Alternative seals available)

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£ 109.08
[SS-VAL-NRV-WAF-80-SPR-P16] DN80 (3" NB) PN16/ASA150 WAFER PATTERN SPRING CHECK VALVE SS 316

DN80 (3" NB) PN16/ASA150 WAFER PATTERN SPRING CHECK VALVE SS 316

Suits an outside diameter (OD) of: 88.9mm
Construction: Spring assisted
Body Material: 316 Stainless
Wafer patter to suit flanges: PN16 & ASA150 (ANSI150)

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£ 315.03
[SS-VAL-NRV-WAF-80-SWI-P16] DN80 (3" NB) PN10/16/ASA150 WAFER PATTERN SWING CHECK VALVE SS 316

DN80 (3" NB) PN10/16/ASA150 WAFER PATTERN SWING CHECK VALVE SS 316

Suits an outside diameter (OD) of: 88.9mm
Construction: Spring assisted
Body Material: 316 Stainless
Wafer patter to suit flanges: PN16 & ASA150 (ANSI150)

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£ 102.96
[SS-VAL-NRV-WAF-DISC-100-SWI-P16] DN100 (4" NB) PN10/16/ASA150 WAFER PATTERN DISC CHECK VALVE SS 316

DN100 (4" NB) PN10/16/ASA150 WAFER PATTERN DISC CHECK VALVE SS 316

Suits an outside diameter (OD) of: 114.3mm
Construction: Disc / Spring assisted
Body Material: 316 Stainless
Wafer patter to suit flanges: PN16 & ASA150 (ANSI150)

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£ 287.04
[SS-VAL-NRV-WAF-P16-50-P16] DN50 (2" NB) PN10/16 WAFER SWING CHECK VALVE SS 316

DN50 (2" NB) PN10/16 WAFER SWING CHECK VALVE SS 316

Suits an outside diameter (OD) of: 60.3mm
Construction: Spring Assisted Swing Check Valve (NRV / Non-Return Valve)
Body Material: Stainless Steel 316
To suit flanges: PN10/16 & ASA150
Face to Face (Thickness): 14mm
Operation: Automatic
Seal: FPM

Working Temperature
-20°C to +180°C (12 Bar at 180°c)

Max working pressure: 16 bar

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£ 76.20
[CS-VAL-NRV-WAF-P16-50-HW] DN50 (2" NB) ASA150 WAFER DUO DISC CHECK VALVE SS 316

DN50 (2" NB) ASA150 WAFER DUO DISC CHECK VALVE SS 316

Suits an outside diameter (OD) of: 60.3mm
Construction: Spring Assisted Duo Disc Check Valve (NRV / Non-Return Valve)
Body Material: WCB Carbon Steel
Disc Material: Cast Stainless Steel to ASTM A351 Gr. CF8M
To suit flanges: ASA150
Face to Face (Thickness): 60mm
Operation: Automatic
Seat: Integral + AWS A5.9 ER316 Stainless Steel Overlay
Spring: Inconel 600

Max Pressure / Temperature:
38°C at 19.65 bar
200°C at 13.78 bar

Max working pressure: 19.65 bar

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£ 249.60
[CI-VAL-SCV-FLA-P16] DN100 (4" NB) PN16 FLANGED CAST IRON SWING CHECK VALVE

DN100 (4" NB) PN16 FLANGED CAST IRON SWING CHECK VALVE

Suits an outside diameter (OD) of: 114.3mm
Construction: Flanged Cast Iron Check / Non-Return (NRV) Valve
Body Material: Cast Iron
Seat Material: Metal
To suit flanges: PN16
Face to Face: 192mm
Operation: Self Operating
Design Standard: Face to face BS1513 / BS EN558-1

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£ 357.60
[SS-VAL-NRV-BSP-15-3PC-SPR] DN15 (1/2" NB) BSP 3 PIECE SPRING CHECK VALVE SS 316

DN15 (1/2" NB) BSP 3 PIECE SPRING CHECK VALVE SS 316

Suits an outside diameter (OD) of: 21.3mm
Connection: BSPP Female
Construction: 3 Piece
Body Material: Stainless
Thread: BSP Parallel Thread Female x Female
Bore: Full Bore
Pressure Rating: PN40
Temperature Rating: -20°C to +180°C
Alternative terminology:
Non-return, Check Valve, NRV

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£ 73.62
[CI-VAL-SCV-FLA-P16-80-WRAS] 3" PN16 WRAS BS5153 SWING CHECK VVE EPDM

3" PN16 WRAS BS5153 SWING CHECK VVE EPDM


Construction: Flanged Cast Iron Check / Non-Return (NRV) Valve
Body Material: Cast Iron
Seat Material: Metal
To suit flanges: PN16
Face to Face: 241mm
Operation: Self Operating
Design Standard: Face to face BS1513 / BS EN558-1
UL Listed
WRAS Approved
Conforms to BS EN12334
Installation: Horizontal & Vertical upwards Flow

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£ 255.39
[CI-VAL-SCV-FLA-P16-65-WRAS] 2.1/2" PN16 WRAS BS5153 SWING CHECK VVE EPDM

2.1/2" PN16 WRAS BS5153 SWING CHECK VVE EPDM


Construction: Flanged Cast Iron Check / Non-Return (NRV) Valve
Body Material: Cast Iron
Seat Material: Metal
To suit flanges: PN16
Face to Face: 216mm
Operation: Self Operating
Design Standard: Face to face BS1513 / BS EN558-1
UL Listed
WRAS Approved
Conforms to BS EN12334
Installation: Horizontal & Vertical upwards Flow

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£ 226.29
[SS-HYG-VAL-NRV-PLN-76.2-2PC] 3.00" (3") OD IMPERIAL PLAIN WELD END HYGIENIC 2PC NON RETURN VALVE

3.00" (3") OD IMPERIAL PLAIN WELD END HYGIENIC 2PC NON RETURN VALVE

Suits an outside diameter (OD) of: 76.2mm / 3" OD
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

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£ 177.84
[BRZ-VAL-SWI-CHK-BSP-15] DN15 (1/2" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

DN15 (1/2" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

Suits an outside diameter (OD) of: 21.3mm
Valve Type: Swing Check Valve
Body & Bonnet Material: Bronze (BS:1400 LG2)
Connection Type: BSPP Threaded

Temperature Range: -20°C to +186°C
Pressure Rating: PN25

(0)
£ 32.04
[BRZ-VAL-SWI-CHK-BSP-20] DN20 (3/4" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

DN20 (3/4" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

Suits an outside diameter (OD) of: 26.9mm
Valve Type: Swing Check Valve
Body & Bonnet Material: Bronze (BS:1400 LG2)
Connection Type: BSPP Threaded

Temperature Range: -20°C to +186°C
Pressure Rating: PN25
(0)
£ 42.36
[BRZ-VAL-SWI-CHK-BSP-25] DN25 (1" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

DN25 (1" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

Suits an outside diameter (OD) of: 33.4mm
Valve Type: Swing Check Valve
Body & Bonnet Material: Bronze (BS:1400 LG2)
Connection Type: BSPP Threaded

Temperature Range: -20°C to +186°C
Pressure Rating: PN25
(0)
£ 58.41
[BRZ-VAL-SWI-CHK-BSP-40] DN40 (1.1/2"" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

DN40 (1.1/2"" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

Suits an outside diameter (OD) of: 48.3mm
Valve Type: Swing Check Valve
Body & Bonnet Material: Bronze (BS:1400 LG2)
Connection Type: BSPP Threaded

Temperature Range: -20°C to +186°C
Pressure Rating: PN25
(0)
£ 111.30
[BRZ-VAL-SWI-CHK-BSP-50] DN50 (2" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

DN50 (2" NB) BSPP (FXF) SWING CHECK VALVE BRONZE (PN25)

Suits an outside diameter (OD) of: 60.3mm
Valve Type: Swing Check Valve
Body & Bonnet Material: Bronze (BS:1400 LG2)
Connection Type: BSPP Threaded

Temperature Range: -20°C to +186°C
Pressure Rating: PN25
(0)
£ 186.18
[SS-HYG-VAL-NRV-PLN-12.7-2PC] 0.50" (1/2") OD IMPERIAL PLAIN WELD END HYGIENIC 2PC NON RETURN VALVE

0.50" (1/2") OD IMPERIAL PLAIN WELD END HYGIENIC 2PC NON RETURN VALVE

Suits an outside diameter (OD) of: 12.7mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

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£ 123.09
[BRS-VAL-NRV-BSP-40-SPR] DN40 (1.1/2" NB) BSP BRASS SPRING CHECK VALVE

DN40 (1.1/2" NB) BSP BRASS SPRING CHECK VALVE

BRASS SPRING CHECK VALVE
FXF BSPP THREADS
RUBBER SEAT
-20DEGC - + 100DEG C
WP: 16BAR

Valve Body: Brass
Plate: Brass
Seal: NBR
Stem: Brass
Spring: SS304
Seat Washer: NBR
(0)
£ 36.57
[PVC-VAL-NRV-NB-80] DN80 (3" NB) IMPERIAL SOLVENT PVC-U SPRING CHECK VALVE

DN80 (3" NB) IMPERIAL SOLVENT PVC-U SPRING CHECK VALVE

Suits Flange Size: DN80 (3" NB)
Valve Type: Spring check (Non-Returns) Valve
Body Material: PVC
Seal Material: EPDM
Operation: Spring Automated
Pressure Rating: PN16

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£ 382.17
[SS-VAL-SWI-CHK-BSP-40-316] 1.5" NB BSPP (FXF) SWING CHECK VALVE SS316 (PN16)

1.5" NB BSPP (FXF) SWING CHECK VALVE SS316 (PN16)

1.1/2" BSP SWING CHECK VALVE
TO SUIT NB BSPBONNET - CF8M
GASKET: PTFE
BODY: CF8M
HANGER PIN: 304
DISC: CF8M
PLUG GASKET: PTFE
TEMP: -20DEG - +180
PRESSURE: 200 PSI / PN16
NON RISING STEM
THREADS TO ISO-288-1
INSPECTION TEST TO API 598, EN12266
PED97/23/EC
(0)
£ 53.07
[SS-HYG-VAL-NRV-PLN-TRI-50.8-316] 2" OD PLAIN WELD END HYGIENIC TRI-CLAMP NON RETURN VALVE 316 SS VITON

2" OD PLAIN WELD END HYGIENIC TRI-CLAMP NON RETURN VALVE 316 SS VITON

Suits an outside diameter (OD) of: 50.8MM
TRI-CLAMP (BODY TYPE)
Body Material: 316 Stainless
Connection: Plain Weld End
Internals: VITON Seals

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£ 300.90
[SS-HYG-VAL-NRV-PLN-TRI-SEA-50.8-VIT] 2.00" OD CLAMP GREEN VITON O RING TO SUIT NON RETURN VALVE

2.00" OD CLAMP GREEN VITON O RING TO SUIT NON RETURN VALVE

Suits a 2" Tri-Clamp Non Return Valve
Material: Viton
Colour: Green


Applications:
Hygienic, Dairy & Sanitary - Dairy Processing, Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Alternative terminology:
Seals, O Rings, Gasket, O-Ring
(0)
£ 27.00
[BRZ-VAL-NRV-LIF-BSP-25] DN25 (1" NB) BSPP (FXF) NON-RETURN LIFT CHECK VALVE BRONZE (PN20)

DN25 (1" NB) BSPP (FXF) NON-RETURN LIFT CHECK VALVE BRONZE (PN20)

Suits an outside diameter (OD) of: 33.4mm
Valve Type: Steam non-return lift check
Body & Bonnet Material: Bronze (BS:1400 LG2)
Connection Type: BSPP Threaded
Seal: Integral Reinforced PTFE Seat.

Temperature Range: -20°C to +198°C
Pressure Rating: PN32

Alternative terminology: Threaded Non-return lift check Valve, BSPP Valve, NRV Valve, One way Valve, Steam Check Valve

Part of our Isolation and Valves Range
(0)
£ 75.60