pressure relief valves
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![Wika 52890300 213.53.2.5" 7500 psi 2nd scale bar 1/4 NPT back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_69463d60-e338-457d-8adf-9db09d74ca17_medium.png?v=1720031728)
52890300 | 213.53.2.5" 7500 psi 2nd scale bar 1 / 4 NPT back mount | Wika
Brand: Wika
SKU: 52890300
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![Wika 52886483 232.53.050 6000 psi 2nd scale bar 1/4 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_a8341be0-07cd-4bb7-ba69-b2b0e2d03d92_medium.png?v=1720031724)
52886483 | 232.53.050 6000 psi 2nd scale bar 1 / 4 NPT lower mount | Wika
Brand: Wika
SKU: 52886483
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![Wika 52887059 233.50.2.5" 60 MPa 2nd scale psi G1/4B lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_e7829e3c-c2ff-43c8-b8f0-5cd43773c317_medium.png?v=1720031723)
52887059 | 233.50.2.5" 60 MPa 2nd scale psi G1 / 4B lower mount | Wika
Brand: Wika
SKU: 52887059
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![Wika 52884648 232.50.6" 400 psi 2nd scale bar 1/2 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_0d78b884-8363-464b-b66b-c852c663ed85_medium.png?v=1720031721)
52884648 | 232.50.6" 400 psi 2nd scale bar 1 / 2 NPT lower mount | Wika (OBSOLETE)
Brand: Wika
SKU: 52884648
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![Wika 52882826 233.53.063 5000 psi 2nd scale MPa 1/4 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_5bff81bf-431c-47b3-9c9a-5d6775d9db48_medium.png?v=1720031721)
52882826 | 233.53.063 5000 psi 2nd scale MPa 1 / 4 NPT lower mount | Wika
Brand: Wika
SKU: 52882826
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![Wika 52882771 213.53.2.5" 2.5 bar 2nd scale psi 1/4 NPT back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_75c69754-6d23-424e-aec2-186b31e327de_medium.png?v=1720031723)
52882771 | 213.53.2.5" 2.5 bar 2nd scale psi 1 / 4 NPT back mount | Wika
Brand: Wika
SKU: 52882771
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![Wika 52873054 233.54.100 400 bar 2nd scale psi G1/2B lower back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_3b1a9865-f287-48bf-9f03-2bb10b5a9fc2_medium.png?v=1720031706)
52873054 | 233.54.100 400 bar 2nd scale psi G1 / 2B lower back mount | Wika
Brand: Wika
SKU: 52873054
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![Wika 52879427 212.53.2.5" 600 psi 2nd scale bar 1/4 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_de95d91b-d775-45d8-9530-4044072a33fb_medium.png?v=1720031704)
52879427 | 212.53.2.5" 600 psi 2nd scale bar 1 / 4 NPT lower mount | Wika
Brand: Wika
SKU: 52879427
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![Wika 52878289 131.11.2.5" 1.6 bar G 1/4 B lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/131.11_5f558cc4-07d8-4b77-b078-144482a051eb_medium.jpg?v=1720031701)
52878289 | 131.11.2.5" 1.6 bar G 1 / 4 B lower mount | Wika
Brand: Wika
SKU: 52878289
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![Wika 52872601 213.53.2.5" 400 bar 2nd scale psi G1/4B back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_0a8ad44a-77c8-4674-93f3-b8a7671f7070_medium.png?v=1720031687)
52872601 | 213.53.2.5" 400 bar 2nd scale psi G1 / 4B back mount | Wika
Brand: Wika
SKU: 52872601
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![Wika 52865798 213.53.2.5" 5000 psi 2nd scale bar 1/4 NPT back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_19d9abe8-1a16-4584-8cc3-261bf80eb134_medium.png?v=1720031684)
52865798 | 213.53.2.5" 5000 psi 2nd scale bar 1 / 4 NPT back mount | Wika
Brand: Wika
SKU: 52865798
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![Wika 52873391 213.53.2.5" 6000 psi 2nd scale kPa 1/4 NPT back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_61e0c710-18f9-4309-b8ab-a8d82cb402ec_medium.png?v=1720031684)
52873391 | 213.53.2.5" 6000 psi 2nd scale kPa 1 / 4 NPT back mount | Wika
Brand: Wika
SKU: 52873391
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![Wika 52870484 213.53.2.5" 5000 psi 2nd scale bar 1/4 NPT back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_73d3ad68-bdc1-4f65-b8ef-21a0f20d60e2_medium.png?v=1720031680)
52870484 | 213.53.2.5" 5000 psi 2nd scale bar 1 / 4 NPT back mount | Wika
Brand: Wika
SKU: 52870484
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![Wika 52870540 213.53.2.5" 25 MPa 2nd scale psi R 1/4-ISO7 (DIN2999) low | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_bc8621cc-c28c-45ab-a85b-779acd5b43c3_medium.png?v=1720031671)
52870540 | 213.53.2.5" 25 MPa 2nd scale psi R 1 / 4-ISO7 (DIN2999) low | Wika
Brand: Wika
SKU: 52870540
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![Wika 52870451 233.30.4" 300 psi 2nd scale barg 1/2 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_73c26c5c-29f0-4ff0-b6f6-a1a5a064d1d8_medium.png?v=1720031671)
52870451 | 233.30.4" 300 psi 2nd scale barg 1 / 2 NPT lower mount | Wika
Brand: Wika
SKU: 52870451
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![Wika 52866376 233.54.100 10000 psi 2nd scale kPa 1/4 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_509675e2-d5a5-4293-b0c6-c932e8d19e42_medium.png?v=1720031665)
52866376 | 233.54.100 10000 psi 2nd scale kPa 1 / 4 NPT lower mount | Wika
Brand: Wika
SKU: 52866376
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![Wika 52864120 232.34.4.5" -30 inHg/+60 psi 1/2 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_PR_232_34_233_34_en_us_62202_292816c1-c5a1-4b78-aacf-e23a90e202c6_medium.png?v=1720031664)
52864120 | 232.34.4.5" -30 inHg / +60 psi 1 / 2 NPT lower mount | Wika
Brand: Wika
SKU: 52864120
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![Wika 52865331 233.50.4" 1000 bar 2nd scale psi 1/4 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_208fa201-883b-480d-8216-b6c2be15e71b_medium.png?v=1720031663)
52865331 | 233.50.4" 1000 bar 2nd scale psi 1 / 4 NPT lower mount | Wika
Brand: Wika
SKU: 52865331
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![Wika 52862326 233.53.050 160 psi 2nd scale kPa 1/4 NPT center back | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_3485fa48-b44f-4065-90c1-b08be6065abe_medium.png?v=1720031653)
52862326 | 233.53.050 160 psi 2nd scale kPa 1 / 4 NPT center back | Wika
Brand: Wika
SKU: 52862326
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![Wika 52863244 232.53.050 200 psi 2nd scale kPa 1/4 NPT center back mou | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_a3026629-e326-4052-82da-112aa0c6aeb2_medium.png?v=1720031653)
52863244 | 232.53.050 200 psi 2nd scale kPa 1 / 4 NPT center back mou | Wika
Brand: Wika
SKU: 52863244
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![Wika 52863845 233.53.063 600 psi 2nd scale kPa 1/4 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_a1156462-1b34-4059-830d-334544b20c33_medium.png?v=1720031653)
52863845 | 233.53.063 600 psi 2nd scale kPa 1 / 4 NPT lower mount | Wika
Brand: Wika
SKU: 52863845
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![Wika 52869839 232.50.4" 25 bar 2nd scale psi 1/2 NPT lower mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_ec3eef45-0892-48c2-aa60-516a71dfb013_medium.png?v=1720031650)
52869839 | 232.50.4" 25 bar 2nd scale psi 1 / 2 NPT lower mount | Wika
Brand: Wika
SKU: 52869839
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![Wika 52863152 213.40.2.5" 160 psi 2nd scale bar 1/4 NPT center back mou | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_b9c3ca5d-e551-4a22-b25c-f780138b9317_medium.png?v=1720031648)
52863152 | 213.40.2.5" 160 psi 2nd scale bar 1 / 4 NPT center back mou | Wika
Brand: Wika
SKU: 52863152
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![Wika 52869328 213.53.2.5" 3000 psi 2nd scale bar 1/4 NPT back mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wika_logo_0782bbb4-8180-4229-a3ff-95827c5d1192_medium.png?v=1720031649)
52869328 | 213.53.2.5" 3000 psi 2nd scale bar 1 / 4 NPT back mount | Wika
Brand: Wika
SKU: 52869328
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