Armstrong 1-av Part number
Blackhawk Supply's premium collection of Armstrong's robust HVAC tools and supplies can help you enhance your projects.
View Details
![Armstrong D500975 Air Vent Free Floating Lever 3/4 Inch Cast Iron 1/4 Inch Orifice 1-AV 250 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/530748_208a22bd-ee87-47fa-a07b-3954a95844e7_medium.jpg?v=1717078914)
D500975 | Air Vent Free Floating Lever 3 / 4 Inch Cast Iron 1 / 4 Inch Orifice 1-AV 250 PSIG | Armstrong
Brand: Armstrong
SKU: D500975
View Details
![Armstrong C3510-2 Air Vent Free Floating Lever 3/4 Inch Cast Iron 1/8 Inch Orifice 1-AV 146 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/199980_a94624bd-fba2-4081-9830-131f874b9b1e_medium.jpg?v=1717450001)
C3510-2 | Air Vent Free Floating Lever 3 / 4 Inch Cast Iron 1 / 8 Inch Orifice 1-AV 146 PSIG | Armstrong
Brand: Armstrong
SKU: C3510-2
View Details
![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_59e2b767-2c69-4111-abaf-a1f94ea6c5d6_medium.jpg?v=1717078849)
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
Committed to customer satisfaction
as experts in Armstrong
Recently Viewed
Popular Products
View all →![Veris PX3ULX05 Pressure | Dry | Univ | LCD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/PX3ULX05_41b5f7ba-fcb9-4030-b9e2-5f875437e874_large.jpg?v=1706643800)
PX3ULX05 | Pressure | Dry | Univ | LCD | Veris
Brand: Veris
SKU: PX3ULX05![Belimo ZS-CCV-90 CCV Weather Shield Kit AF/NF/LF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ZS_CCV_110_100_90-product_retina_37823702-102e-423b-96e0-cc201217cda6_large.jpg?v=1714684555)
ZS-CCV-90 | CCV Weather Shield Kit AF/NF/LF | Belimo
Brand: Belimo
SKU: ZS-CCV-90![Saginaw SCE-60EL2418FS NEMA 3R, 12, 4 | EL FS Enclosure, 60H x 24W x 18D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/sce-60el2418fs_large.png?v=1692624120)
SCE-60EL2418FS | NEMA 3R, 12, 4 | EL FS Enclosure, 60H x 24W x 18D | Saginaw
Brand: Saginaw
SKU: SCE-60EL2418FS![Viconics VT7652B5031B Thermostat | Roof | 2 Heat Cntcts | 2 Cool Cntcts | Prgmble | BAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/VT7652B5031B_large.jpg?v=1709000385)
VT7652B5031B | Thermostat | Roof | 2 Heat Cntcts | 2 Cool Cntcts | Prgmble | BAC | Viconics
Brand: Viconics
SKU: VT7652B5031B![Veris E50C2 DIN Energy Meter | Modbus | Pulse Out | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/E50B1_large.jpg?v=1717613716)
E50C2 | DIN Energy Meter | Modbus | Pulse Out | Veris
Brand: Veris
SKU: E50C2![Veris MX1B Moisture | Battery | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/MX1B_large.jpg?v=1692624163)
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/products/PX3DLX02_34751ed9-b55b-4ab8-ae9e-64778f94a267_large.jpg?v=1706643270)
PX3DLX02 | Pressure | Dry | Duct | LCD | 0-10 In WC | Veris
Brand: Veris
SKU: PX3DLX02![Veris H971 Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H971_2713e501-214a-425b-84fa-558ce4a2feb2_large.jpg?v=1717708350)
H971 | Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Veris
Brand: Veris
SKU: H971