Armstrong 1/2in Size
Blackhawk Supply's premium collection of Armstrong's robust HVAC tools and supplies can help you enhance your projects.
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![Armstrong C4298-2 Drain Trap Liquid 1/2 Inch 1LD 300 Cast Iron | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/370426_7499956a-9064-48f9-93ed-3bcee80d3ba5_medium.jpg?v=1717078861)
C4298-2 | Drain Trap Liquid 1 / 2 Inch 1LD 300 Cast Iron | Armstrong
Brand: Armstrong
SKU: C4298-2
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![Armstrong D503913 Steam Trap Float & Thermostatic 1/2 Inch 15BI2 15 PSIG with Air Vent Inline | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530751_medium.jpg?v=1717078910)
D503913 | Steam Trap Float & Thermostatic 1 / 2 Inch 15BI2 15 PSIG with Air Vent Inline | Armstrong
Brand: Armstrong
SKU: D503913
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![Armstrong D501855 Steam Trap Inverted Bucket 1/2 Inch 811 15 PSIG Cast Iron Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/199948_medium.jpg?v=1717078916)
D501855 | Steam Trap Inverted Bucket 1 / 2 Inch 811 15 PSIG Cast Iron Threaded | Armstrong
Brand: Armstrong
SKU: D501855
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![Armstrong D500765 Steam Trap Float & Thermostatic 1/2 Inch 30B2 30 PSIG with Air Vent Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530747_medium.jpg?v=1717078949)
D500765 | Steam Trap Float & Thermostatic 1 / 2 Inch 30B2 30 PSIG with Air Vent Threaded | Armstrong
Brand: Armstrong
SKU: D500765
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![Armstrong D500567 Steam Trap Float & Thermostatic 1/2 Inch 75AI2 75 PSIG with Air Vent Inline | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530746_medium.jpg?v=1717078947)
D500567 | Steam Trap Float & Thermostatic 1 / 2 Inch 75AI2 75 PSIG with Air Vent Inline | Armstrong
Brand: Armstrong
SKU: D500567
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![Armstrong D500446 Steam Trap Float & Thermostatic 1/2 Inch 125AI2 125 PSIG with Air Vent Inline | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530744_medium.jpg?v=1717078945)
D500446 | Steam Trap Float & Thermostatic 1 / 2 Inch 125AI2 125 PSIG with Air Vent Inline | Armstrong
Brand: Armstrong
SKU: D500446
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![Armstrong D25932 Steam Trap Thermostatic Radiator 1/2 Inch TS-3 65 PSIG Bronze Angle | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530726_medium.jpg?v=1717078821)
D25932 | Steam Trap Thermostatic Radiator 1 / 2 Inch TS-3 65 PSIG Bronze Angle | Armstrong
Brand: Armstrong
SKU: D25932
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![Armstrong D1175-7 Steam Trap Float & Thermostatic 1/2 Inch 15B2 15 PSIG with Air Vent Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530722_medium.jpg?v=1717078874)
D1175-7 | Steam Trap Float & Thermostatic 1 / 2 Inch 15B2 15 PSIG with Air Vent Threaded | Armstrong
Brand: Armstrong
SKU: D1175-7
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![Armstrong C5297-67 Steam Trap Inverted Bucket 1/2 Inch 880 20 PSIG with Integral Strainer Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/277438_medium.jpg?v=1717078851)
C5297-67 | Steam Trap Inverted Bucket 1 / 2 Inch 880 20 PSIG with Integral Strainer Threaded | Armstrong
Brand: Armstrong
SKU: C5297-67
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![Armstrong C5297-43 Steam Trap Inverted Bucket 1/2 Inch 880 125 PSIG with Integral Strainer Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/89075_medium.jpg?v=1717078831)
C5297-43 | Steam Trap Inverted Bucket 1 / 2 Inch 880 125 PSIG with Integral Strainer Threaded | Armstrong
Brand: Armstrong
SKU: C5297-43
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![Armstrong C5297-42 Steam Trap Inverted Bucket 1/2 Inch 880 80 PSIG with Integral Strainer Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/89074_medium.jpg?v=1717078835)
C5297-42 | Steam Trap Inverted Bucket 1 / 2 Inch 880 80 PSIG with Integral Strainer Threaded | Armstrong
Brand: Armstrong
SKU: C5297-42
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![Armstrong C5297-3 Steam Trap Inverted Bucket 1/2 Inch 800 125 PSIG Cast Iron Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530706_3c562880-f2d8-4cb2-9561-7929e7156a98_medium.jpg?v=1717078854)
C5297-3 | Steam Trap Inverted Bucket 1 / 2 Inch 800 125 PSIG Cast Iron Threaded | Armstrong
Brand: Armstrong
SKU: C5297-3
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![Armstrong C5297-21 Steam Trap Inverted Bucket 1/2 Inch 811 125 PSIG Cast Iron Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/89028_1dd2ae51-91ba-4fdf-ac53-d3b631c118c2_medium.jpg?v=1718674779)
C5297-21 | Steam Trap Inverted Bucket 1 / 2 Inch 811 125 PSIG Cast Iron Threaded | Armstrong
Brand: Armstrong
SKU: C5297-21
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![Armstrong C5297-2 Steam Trap Inverted Bucket 1/2 Inch 800 80 PSIG Cast Iron Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/89019_9cc8c388-210a-45b1-acd4-b6d7acc12293_medium.jpg?v=1717078853)
C5297-2 | Steam Trap Inverted Bucket 1 / 2 Inch 800 80 PSIG Cast Iron Threaded | Armstrong
Brand: Armstrong
SKU: C5297-2
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![Armstrong C5297-1 Steam Trap Inverted Bucket 1/2 Inch 800 20 PSIG Cast Iron Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/373_5011c92a-43dc-4403-bc69-301292687e22_medium.jpg?v=1717078828)
C5297-1 | Steam Trap Inverted Bucket 1 / 2 Inch 800 20 PSIG Cast Iron Threaded | Armstrong
Brand: Armstrong
SKU: C5297-1
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![Armstrong C3510-1 Air Vent Free Floating Lever 1/2 Inch Cast Iron 1/8 Inch Orifice 1-AV 146 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/199979_medium.jpg?v=1718674779)
C3510-1 | Air Vent Free Floating Lever 1 / 2 Inch Cast Iron 1 / 8 Inch Orifice 1-AV 146 PSIG | Armstrong
Brand: Armstrong
SKU: C3510-1
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![Armstrong C1422-7 Steam Trap Thermostatic 1/2 Inch TTF-1R 300 PSIG Stainless Steel Angle | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530694_medium.jpg?v=1717078820)
C1422-7 | Steam Trap Thermostatic 1 / 2 Inch TTF-1R 300 PSIG Stainless Steel Angle | Armstrong
Brand: Armstrong
SKU: C1422-7
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![Armstrong C1422-1 Steam Trap Thermostatic 1/2 Inch TTF-1 300 PSIG Stainless Steel Straight | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530692_medium.jpg?v=1717078828)
C1422-1 | Steam Trap Thermostatic 1 / 2 Inch TTF-1 300 PSIG Stainless Steel Straight | Armstrong
Brand: Armstrong
SKU: C1422-1
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![Armstrong B5666 Steam Trap Controlled Disc Low Capacity 1/2 Inch CD-33L 600 PSIG Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530686_medium.jpg?v=1717078762)
B5666 | Steam Trap Controlled Disc Low Capacity 1 / 2 Inch CD-33L 600 PSIG Threaded | Armstrong
Brand: Armstrong
SKU: B5666
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![Armstrong B2311C-1 Universal Connector 1/2 Inch Stainless Steel 2 Bolt Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530680_medium.jpg?v=1717078775)
B2311C-1 | Universal Connector 1 / 2 Inch Stainless Steel 2 Bolt Threaded | Armstrong
Brand: Armstrong
SKU: B2311C-1
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![Armstrong A21484 Steam Trap Controlled Disc 1/2 Inch CD-33 600 PSIG Threaded | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530678_5f4ac659-b2b8-437b-955d-79c50dc9fb86_medium.jpg?v=1717078701)
A21484 | Steam Trap Controlled Disc 1 / 2 Inch CD-33 600 PSIG Threaded | Armstrong
Brand: Armstrong
SKU: A21484
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PSH600-UPS | Enclosed UPS Interface board w/ 600VA UPS | Functional Devices
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ZS-100 | Weather shield - galvaneal (13" L x 8" W x 6" D). | Belimo
Brand: Belimo
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EFB24-SR | Damper Actuator | 270 in-lb | Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: EFB24-SR![Siemens GRD221.1U Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/GRD221.1U_large.jpg?v=1715956747)
GRD221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Siemens
Brand: Siemens
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EP2100S | EP | Analog In | 3-15/0-20psi | Veris
Brand: Veris
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QFM3160 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3160