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![Midland Metal Mfg. 65783API 6" Black API coupling, Nipples and Fittings, Black API Couplings, Black API Couplings | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/65783API_0f69a7ee-cd5c-41ad-bbd8-006b7d3e2c71_medium.jpg?v=1720016192)
65783API | 6" Black API coupling, Nipples and Fittings, Black API Couplings, Black API Couplings | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 65783API
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![Midland Metal Mfg. 67653 1/2 BLACK SQ HD STEEL PLUG, Nipples and Fittings, Black Iron Steel Fittings, Black Square Head Plug | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/67653_1fd90b00-f634-472a-9a1d-3fd3e1304350_medium.jpg?v=1720016231)
67653 | 1 / 2 BLACK SQ HD STEEL PLUG, Nipples and Fittings, Black Iron Steel Fittings, Black Square Head Plug | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 67653
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![Midland Metal Mfg. 66767 1-1/4 ZINC PLTD C/S HEX STEEL PLUG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/66767_medium.jpg?v=1718751141)
66767 | 1-1 / 4 ZINC PLTD C / S HEX STEEL PLUG | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 66767
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![Midland Metal Mfg. 66637 1-1/2 ZINC PLTD C/S SQ STEEL PLUG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/66637_medium.jpg?v=1718751157)
66637 | 1-1 / 2 ZINC PLTD C / S SQ STEEL PLUG | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 66637
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![Midland Metal Mfg. 990786 1 1/4 STEEL TOTE TRAY, Nipples and Fittings, Black Iron Schedule 40, Steel Tote Trays | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/990786_1bb6414f-76ef-4684-aece-7e3bc75e9dfc_medium.jpg?v=1720016881)
990786 | 1 1 / 4 STEEL TOTE TRAY, Nipples and Fittings, Black Iron Schedule 40, Steel Tote Trays | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 990786
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![Midland Metal Mfg. 973567 1/2 ASSORTMNT BLK NPLS 66 PCS, Nipples and Fittings, Black Iron Schedule 40, Steel Nipple Assortments | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/973567_3f747cf4-978b-44f0-8ac6-8191134382cc_medium.jpg?v=1720016842)
973567 | 1 / 2 ASSORTMNT BLK NPLS 66 PCS, Nipples and Fittings, Black Iron Schedule 40, Steel Nipple Assortments | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 973567
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![Midland Metal Mfg. 57240 1/2 X 18 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1/2" Diameter | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/57240_653d61af-7f56-4786-ae8d-5843e41e1b2c_medium.jpg?v=1720015632)
57240 | 1 / 2 X 18 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1 / 2" Diameter | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 57240
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![Midland Metal Mfg. 57169 2 X 7 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 2" Diameter | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/57169_59fc41e1-085b-48c6-a9b9-69905cd231ad_medium.jpg?v=1720015617)
57169 | 2 X 7 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 2" Diameter | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 57169
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![Midland Metal Mfg. 57152 1-1/2 X 9 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1-1/2" Diameter | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/57152_878db8ec-eb1a-4e62-b0ef-f2338426e020_medium.jpg?v=1720015648)
57152 | 1-1 / 2 X 9 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1-1 / 2" Diameter | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 57152
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![Midland Metal Mfg. 57150 1-1/2 X 7 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1-1/2" Diameter | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/57150_c3a9bd5d-aaa1-4629-9834-4a296b88540a_medium.jpg?v=1720015628)
57150 | 1-1 / 2 X 7 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1-1 / 2" Diameter | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 57150
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![Midland Metal Mfg. 57125 1-1/4 X 4 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1-1/4" Diameter | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/57125_7a24ab90-307d-4f84-bd10-0547fd2b4c51_medium.jpg?v=1720015635)
57125 | 1-1 / 4 X 4 BLACK STEEL NIPPLE, Nipples and Fittings, Black Iron Schedule 40 Steel Nipple 1-1 / 4" Diameter | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 57125
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MX1B | Moisture | Battery | Veris
Brand: Veris
SKU: MX1B![Veris PX3DLX02 Pressure | Dry | Duct | LCD | 0-10 In WC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PX3DLX02_4069df82-0643-48ae-8cf1-82ce32c73ead_large.jpg?v=1721247857)
PX3DLX02 | Pressure | Dry | Duct | LCD | 0-10 In WC | Veris
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H971 | Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Veris
Brand: Veris
SKU: H971![Siemens SAS61.33U MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SAS61.33U_78a9114f-bcb0-4494-9269-0c4c103614c9_large.jpg?v=1720023835)
SAS61.33U | MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Siemens
Brand: Siemens
SKU: SAS61.33U![Veris PW2LX05S Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PW2LX05S_large.jpg?v=1720029916)
PW2LX05S | Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Veris
Brand: Veris
SKU: PW2LX05S![Siemens RDY2000BN BACnet Commercial Thermostat | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RDY2000BN_e3c0626d-a99d-46c3-b2b3-52fd3373e5c4_large.jpg?v=1720023806)
RDY2000BN | BACnet Commercial Thermostat | Siemens
Brand: Siemens
SKU: RDY2000BN![Viconics R820-643-REV2 SCR Power controller 600 V, 45 A, 3 phase | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/r820_7cb77ca8-160c-48e9-aeff-0d2c30617492_large.jpg?v=1720030225)
R820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2![iO HVAC Controls iO-WR-XR Extended Range wireless relay kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO_WR_XR_web_large.png?v=1719992337)
iO-WR-XR | Extended Range wireless relay kit | iO HVAC Controls (OBSOLETE)
Brand: iO HVAC Controls
SKU: iO-WR-XR