Pressure Relief Valve | Hydair

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Bend Radiusmm

0 to 4 (2)
Body Material

Brass (1) Brass/Bronze (7) Bronze (57) Stainless Steel (50)
Bolt Type Metric

5.5 (7) 9 (3) 11 (5)
Box Quantity

1" (20) 1.1/2" (10) 1.1/4" (10) 1/2" (20) 2" (10) 3/4" (20)
Brand

FESTO PARTS ** (775) RIDGE (2) RIDGED (1)
Capacityml

Female (207)
Category

Process Valves and Instrumentation (778)
Closed Height Metres

0.5 (1) 1 (38) 1.5 (21) 2 (42) 2.5 (18) 3 (49) 3.5 (26) 4 (47) 4.5 (10) 5 (36) 5.5 (17) 6 (45) 6.5 (12) 7 (37) 7.5 (22) 8 (30) 8.5 (19) 9 (25) 9.5 (8) 10 (33) 10.5 (16) 11 (22) 11.5 (9) 12 (12) 12.5 (11) 15 (3) 16 (1)
Coating

12 (1) 30 (1) 43 (1) 50 (1) 56 (1) 63 (1) 82 (1) 97 (1) 110 (1) 134 (1)
Dn Size

6 (12) 15 (6) 20 (6) 25 (6) 32 (6) 40 (6) 50 (6)
Flange Size Inch

1" (6) 1.1/2" (10) 1.1/4" (10) 1/2" (27) 10" (1) 12" (1) 2" (11) 2.1/2" (6) 3" (6) 3/4" (30) 3/8" (23) 4" (1) 5" (1) 6" (1) 8" (1)
Flow C F M

12 (1) 30 (1) 43 (1) 50 (1) 56 (1) 63 (1) 82 (1) 97 (1) 110 (1) 134 (1)
Flow C M P H

PTFE (90) Thermoplastic Elastopollymer (2) Viton (141)
Flow C M P M

Dome (90) Easing Lever (17)
Flow L P H

12 (2) 16 (1) 19 (1) 22 (1) 24 (1) 25 (1) 26 (1) 30 (1) 34 (1) 36 (1) 37 (1) 38 (1) 40 (1) 44 (2) 46 (1) 47 (3) 51 (1) 52 (1) 54 (2) 57 (1) 61 (2) 63 (1) 64 (1) 68 (3) 74 (4) 78 (1) 79 (1) 81 (4) 84 (2) 85 (1) 88 (3) 90 (1) 95 (2) 100 (1) 106 (3) 109 (2) 116 (1) 122 (1) 127 (3) 132 (1) 138 (1) 143 (1) 170 (2) 180 (1) 263 (1) 315 (2) 2378 (1) 2380 (1) 2913 (2) 3364 (2) 3761 (2) 4120 (2) 4450 (2) 4757 (2) 4780 (1) 5046 (2) 5319 (2) 5579 (2) 5827 (2) 5854 (1) 6065 (2) 6294 (2) 6514 (2) 6728 (2) 6759 (1) 6935 (2) 7136 (1) 7332 (2) 7527 (1) 7557 (1) 7708 (2) 7889 (2) 8067 (2) 8240 (2) 8279 (1) 8410 (2) 8942 (1) 9559 (1) 10139 (1) 10687 (1) 11204 (1) 11707 (1) 12185 (1) 12645 (1) 13089 (1) 13518 (1) 13934 (1) 14338 (1) 14731 (1) 15114 (1) 15487 (1) 15852 (1) 16208 (1) 16557 (1) 16898 (1)
Flow L P M

Dome (90)
Flow L P S

12 (2) 16 (1) 19 (1) 22 (1) 24 (1) 25 (1) 26 (1) 30 (1) 34 (1) 36 (1) 37 (1) 38 (1) 40 (1) 44 (2) 46 (1) 47 (3) 51 (1) 52 (1) 54 (2) 57 (1) 61 (2) 63 (1) 64 (1) 68 (3) 74 (4) 78 (1) 79 (1) 81 (4) 84 (2) 85 (1) 88 (3) 90 (1) 95 (2) 100 (1) 106 (3) 109 (2) 116 (1) 122 (1) 127 (3) 132 (1) 138 (1) 143 (1) 170 (2) 180 (1) 263 (1) 315 (2) 2378 (1) 2380 (1) 2913 (2) 3364 (2) 3761 (2) 4120 (2) 4450 (2) 4757 (2) 4780 (1) 5046 (2) 5319 (2) 5579 (2) 5827 (2) 5854 (1) 6065 (2) 6294 (2) 6514 (2) 6728 (2) 6759 (1) 6935 (2) 7136 (1) 7332 (2) 7527 (1) 7557 (1) 7708 (2) 7889 (2) 8067 (2) 8240 (2) 8279 (1) 8410 (2) 8942 (1) 9559 (1) 10139 (1) 10687 (1) 11204 (1) 11707 (1) 12185 (1) 12645 (1) 13089 (1) 13518 (1) 13934 (1) 14338 (1) 14731 (1) 15114 (1) 15487 (1) 15852 (1) 16208 (1) 16557 (1) 16898 (1)
Flow Nlper Minute

5.5 (7) 9 (3) 11 (5)
Horsepower

Brass (1) Brass/Bronze (7) Bronze (40) Stainless Steel (50)
Inlet Gender

+180°C (141) +195°C (46) +75°C (33) +80°C (2) Female (291)
Inlet Size Inch

1" (59) 1.1/2" (32) 1.1/4" (34) 1/2" (62) 123 (1) 138 (1) 2" (23) 2.1/2" (7) 3" (2) 3/4" (72) 44 (1) 47 (1) 57 (1) 69 (1) 75 (1) 84 (1)
Inlet Sizemm

1" (5) 1.1/2" (10) 1.1/4" (10) 10" (1) 12" (1) 2" (11) 2.1/2" (2) 3" (6) 3/4" (5) 4" (1) 5" (1) 6" (1) 8" (1) Female (93)
Inlet Type

BSPP (291) Female (76)
Inside Diameter A Inch

1" (1) 1.1/2" (2) 1.1/4" (1) 2" (2) 2.1/2" (1) 3" (3) 4" (3) 6" (2) 8" (1) Female (17) Male (159)
Inside Diameter B Inch

BSPP (70) BSPT (23)
Inside Diameter D2mm

15 (6) 20 (6) 25 (6) 32 (6) 40 (3) 50 (6)
Inside Diametermm

0.5 (1) 1 (1) 1.5 (2) 2 (1) 2.5 (2) 3 (1) 3.5 (2) 4 (2) 4.5 (1) 5 (4) 5.5 (2) 6 (4) 6.5 (2) 7 (4) 7.5 (2) 8 (4) 8.5 (2) 9 (2) 10 (5) 10.5 (2) 11 (4) 11.5 (2) 12 (3) 12.5 (33) 15 (4) 16 (10) 20 (7) 20.7 (90) 25 (1) 30 (2) 40 (1) 50 (1) 60 (1) 75 (1) BSPP (70)
Length Metres

BSPP (70) BSPT (23)
Lengthmm

1" (1) 1/2" (27) 20 (2) 123 (1) 138 (1) 3/4" (25) 3/8" (40) 44 (1) 47 (1) 57 (1) 69 (1) 75 (1) 84 (1)
Lift Capacity Ton

12 (1) 30 (1) 43 (1) 50 (1) 56 (1) 63 (1) 82 (1) 97 (1) 110 (1) 134 (1) PTFE (107) Thermoplastic Elastopollymer (2) Viton (141)
Liner

1" (20) 1.1/2" (10) 1.1/4" (10) 1/2" (20) 2" (10) 3/4" (20)
Maximum Diametermm

0.5 (1) 1 (31) 1.5 (13) 2 (35) 2.5 (11) 3 (38) 3.5 (14) 4 (36) 4.5 (6) 5 (27) 5.5 (11) 6 (37) 6.5 (8) 7 (26) 7.5 (11) 8 (21) 8.5 (11) 9 (20) 9.5 (4) 10 (23) 10.5 (10) 11 (17) 11.5 (7) 12 (9) 12.5 (7) 15 (3) 16 (1)
Maximum Gauge Pressurebar

5.5 (7) 9 (3) 11 (5)
Maximum Working Pressurebar

BSPP (136)
Maximum Working Temperature

+180°C (141) +195°C (333) +75°C (36) +80°C (3) -10° C to +180° C (7) -10°C to +120°C (15) -15°C to +140°C (15) -15°C to +225°C (40) -60°C to +350°C (50) 0°C to +100°C (8) 0°C to +180°C (10)
Maximumworking Pressurebar

-10° C to +180° C (7) 0.5 (1) 0°C to +100°C (8) 1 (1) 1.5 (2) 2 (1) 2.5 (2) 3 (1) 3.5 (2) 4 (2) 4.5 (1) 5 (4) 5.5 (2) 6 (4) 6.5 (2) 7 (4) 7.5 (2) 8 (4) 8.5 (2) 9 (2) 10 (5) 10.5 (2) 11 (4) 11.5 (2) 12 (3) 12.5 (33) 15 (4) 16 (10) 20 (7) 20.7 (90) 25 (1) 30 (2) 40 (1) 50 (1) 60 (1) 75 (1) PN16 (46)
Media

BSPP (329) BSPT (33)
Nominal Bore Amm

Female (17) Male (159)
Nominal Bore B Inch

1" (25) 1/2" (4) 3/4" (47)
Nominal Bore Inch

BSPP (291)
Nominal Diametermm

6 (3) 8 (58) 10 (112) 13 (24) 15 (3)
Nozzle Lengthmm

100 (1)
Numberof Inlets

1" (1) 1.1/2" (2) 1.1/4" (1) 2" (2) 2.1/2" (1) 3" (3) 4" (3) 6" (2) 8" (1)
Numberof Outlets

0 to 4 (2)
Outlet Gender

Female (369)
Outlet Ports

15 (6) 20 (6) 25 (6) 32 (6) 40 (3) 50 (6)
Outlet Size Inch

1" (80) 1.1/2" (48) 1.1/4" (61) 1/2" (32) 2" (46) 2.1/2" (29) 3" (7) 3/4" (66)
Outlet Type

BSPP (332) BSPT (37)
Outside Diameter Ainch

6 (3) 8 (58) 10 (112) 13 (24) 15 (3)
Outside Diameter Bmm

PN16 (46)

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Pressure Relief Valve

Discover our comprehensive range of pressure relief valves, from pressure safety valves to liquid relief valves, available in BSPP and BSPT thread types and a range of materials, from brands like Seetru, Nabic and Jaymac.

3/4" X 20MM OD PP SPRING AUTO TAP

Product code: 11PN07

Technical sheet: 68761

£46.64

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£46.64

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3/4" X 20MM OD PP SPRING AUTO TAP

Product code: 11PP07

Technical sheet: 68761

£34.20

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£34.20

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1/4" NPT RELIEF VALVE 05 PSI

Product code: 1776K-0-05

Technical sheet: 835

£32.71

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£32.71

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1/4" NPT RELIEF VALVE 10 PSI

Product code: 1776K-0-10

Technical sheet: 835

£32.71

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£32.71

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1/4" NPT RELIEF VALVE 15 PSI

Product code: 1776K-0-15

Technical sheet: 835

£32.71

List price

£32.71

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1/4" NPT RELIEF VALVE 20 PSI

Product code: 1776K-0-20

Technical sheet: 835

£32.71

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£32.71

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1/4" NPT RELIEF VALVE 25 PSI

Product code: 1776K-0-25

Technical sheet: 835

£103.21

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£103.21

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1/4" NPT RELIEF VALVE 30 PSI

Product code: 1776K-0-30

Technical sheet: 835

£33.45

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£33.45

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1/4" NPT RELIEF VALVE 40 PSI

Product code: 1776K-0-40

Technical sheet: 835

£31.94

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£31.94

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1/4" NPT RELIEF VALVE 50 PSI

Product code: 1776K-0-50

Technical sheet: 835

£32.71

List price

£32.71

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1/4" NPT RELIEF VALVE 60 PSI

Product code: 1776K-0-60

Technical sheet: 835

£32.71

List price

£32.71

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1/4" NPT RELIEF VALVE 75 PSI

Product code: 1776K-0-75

Technical sheet: 835

£31.14

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£31.14

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2.5 BAR 1/4" BSPM PRESSURE SAFETY VALVE

Product code: 2020-8860

Technical sheet: 1762

£51.22

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£51.22

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