Armstrong Pump & HVAC System Products
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11AV 5/64 Armstrong 3/4" Stainless Steel Air Vent 400PSI
Armstrong
$534.9511AV 5/64 Armstrong 3/4" Stainless Steel Air Vent 400PSI. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific...$534.95 -
11AV-1/8 Armstrong 3/4" Stainless Steel Air Vent 178PSI
Armstrong
$784.9511AV-1/8 Armstrong 3/4" Stainless Steel Air Vent 178PSI. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific...$784.95 -
SG-33 Armstrong Suction Diffuser 516860-019
Armstrong
$789.95SG-33 Armstrong Suction Diffuser 516860-019, 3"x3" flanged. Port Sizes (ins) System x Pump. Armstrong suction diffusers are designed for direct mounting on the suction flange of horizontal and vertical pumps. Armstrong Suction Guides (SGs)...$789.95 -
1AV-3/4 Armstrong Air Vent 3/4"P 1/8"
Armstrong
$508.951AV-3/4 (1/8) Armstrong AIR VENT 3/4"P 1/8". 1-AV—A cast iron air vent that uses a free-floating lever that closes positively, ensuring a leak tight closing under all conditions. This vent is good for low capacity air/gas venting up to...$508.95 -
A5345 Armstrong Air Vent For "B" Series Steam Traps
Armstrong International
$104.95A5345 Armstrong Air Vent For "B" Series Steam Traps. This air vent is for use with all Armstrong "B" series F&T traps with 15 to 30 pound operating pressures. This Item Usually Ships The Same Day!$104.95 -
516860-014 Armstrong SG-22 Suction Diffuser 2 x 2
Armstrong
$518.95516860-014 Armstrong SG-22 Suction Diffuser 2 x 2, Port Sizes (ins) System x Pump. Armstrong suction diffusers are designed for direct mounting on the suction flange of horizontal and vertical pumps. Armstrong Suction Guides (SGs) are installed...$518.95 -
11AV 38 Armstrong 3/4" Stainless Steel Air Vent 267PSI
Armstrong
$534.9511AV 38 Armstrong 3/4" Stainless Steel Air Vent 267PSI. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity...$534.95 -
570200-380 Armstrong FTV-6FS Flo-Trex Valve
Armstrong
$2,857.95570200-380 Armstrong FTV-6FS Flo-Trex Valve 6" Flange, Straight pattern valve. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak...$2,857.95 -
975003-701 Armstrong AAE-750 Air Vent
Armstrong
$829.95975003-701 Armstrong AAE-750 Air Vent. This Item Usually Ships Same Day!$829.95 -
570200-387 Armstrong Flo-Trex Valve FTV-3GS
Armstrong
$1,354.95570200-387 Armstrong Flo-Trex Valve FTV-3GS. (Grooved Straight Pattern). *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak...$1,354.95 -
GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot
Armstrong International
$3,347.95GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot for steam service. Information: GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot Installation Guide GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot...$3,347.95 -
570200-478 Armstrong Flo-Trex Valve FTV-4FA Angle Pattern
Armstrong
$1,888.95570200-478 Armstrong Flo-Trex Valve FTV-4FA Angle Pattern. (Supplied with ANSI-125 FLANGED pump & system connections). Flange adapter kits not required. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge...$1,888.95 -
AV-13 Armstrong Air Vent
Armstrong
$164.95AV-13 Armstrong Air Vent. Please note image is generic. If you have any questions please give us a call at 1-800-781-7405 or email us your request. Sales@NationalPumpSupply.com This Item Usually Ships The Same Day!$164.95 -
570200-477 Armstrong Flo-Trex Valve FTV-3FA Angle Pattern
Armstrong
$1,234.95570200-477 Armstrong Flo-Trex Valve FTV-3FA Angle Pattern. (Supplied with ANSI-125 FLANGED pump & system connections). Flange adapter kits not required. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge...$1,234.95 -
SG-66 Armstrong Suction Guide 516860-026
Armstrong
$1,722.70SG-66 Armstrong Suction Guide 516860-026, Port Sizes (ins) System x Pump. Armstrong suction diffusers are designed for direct mounting on the suction flange of horizontal and vertical pumps. Armstrong Suction Guides (SGs) are installed on the...$1,722.70 -
516860-016 Armstrong SG-32 Suction Diffuser 3 x 2
Armstrong
$534.95516860-016 Armstrong SG-32 Suction Diffuser 3 x 2, Port Sizes (ins) System x Pump. Armstrong suction diffusers are designed for direct mounting on the suction flange of horizontal and vertical pumps. Armstrong Suction Guides (SGs) are installed...$534.95 -
21AR-3/4 Armstrong Cast Iron Air Vent 1/16 208 PSI
Armstrong
$458.9521AR-3/4 Armstrong Cast Iron Air Vent 1/16 208 PSI. *Please note image is generic. This Item Usually Ships The Same Day!$458.95 -
570200-486 Armstrong Flo-Trex Valve FTV-2-5GA Grooved Angle Pattern
Armstrong
$882.95570200-486 Armstrong Flo-Trex Valve FTV-2.5GA, Grooved Angle Pattern. (Supplied with GROOVED pump & system connections). *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to...$882.95 -
570200-218 Armstrong FTV-2TS Flo-Trex Valve Threaded Style Straight Pattern
Armstrong
$864.95570200-218 Armstrong FTV-2TS Flo-Trex Valve Threaded Style Straight Pattern. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak...$864.95 -
SG-54 Armstrong Suction Guide 516860-022
Armstrong
$1,228.95SG-54 Armstrong Suction Guide 516860-022, Port Sizes (ins) System x Pump. Armstrong suction diffusers are designed for direct mounting on the suction flange of horizontal and vertical pumps. Armstrong Suction Guides (SG's) are installed on the...$1,228.95 -
SG-43 Armstrong Suction Guide 516860-020
Armstrong
$1,288.95SG-43 Armstrong Suction Guide 516860-020, 4"x3" flanged. *Please note image is generic. Port Sizes (ins) System x Pump. Armstrong suction diffusers are designed for direct mounting on the suction flange of horizontal and vertical pumps...$1,288.95 -
22-AV Armstrong SS Air Vent 3/4" NPT 590 psi
Armstrong
$1,224.9522-AV Armstrong SS Air Vent 3/4" NPT 590 psi. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity down to 0...$1,224.95 -
A9739 Armstrong Air Vent For "A, K and J" Series Steam Traps
Armstrong International
$179.95A9739 Armstrong Air Vent For "A, K and J" Series Steam Traps. This air vent is for use with all "A, K and J" Series Float & Thermostatic Steam Traps with 30 to 175 pound operating pressures. This Item Usually Ships The Same Day!$179.95 -
570200-378 Armstrong FTV-4FS Flo-Trex Valve
Armstrong
$1,668.95570200-378 Armstrong FTV-4FS Flo-Trex Valve, Straight pattern valve. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak efficiency...$1,668.95 -
570200-481 Armstrong Flo-Trex Valve FTV-8FA Angle Pattern
Armstrong
$4,994.95570200-481 Armstrong Flo-Trex Valve FTV-8FA Angle Pattern. (Supplied with ANSI-125 FLANGED pump & system connections). Flange adapter kits not required. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge...$4,994.95 -
22-AV Armstrong SS Air Vent 3/4" NPT 600 psi
Armstrong
$1,224.9522-AV Armstrong SS Air Vent 3/4" NPT 600 psi. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity down to 0...$1,224.95 -
13-AV Armstrong SS Air Vent 1" NPT 45 psi
Armstrong
$2,741.9513-AV Armstrong SS Air Vent 1" NPT 45 psi. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity down to 0.50...$2,741.95 -
570200-377 Armstrong FTV-3FS Flo-Trex Valve
Armstrong
$1,234.95570200-377 Armstrong FTV-3FS Flo-Trex Valve, Straight pattern valve. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak efficiency...$1,234.95 -
570200-376 Armstrong FTV-2-5FS Flo-Trex Valve
Armstrong
$812.95570200-376 Armstrong FTV-2.5FS Flo-Trex Valve, Straight pattern valve. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak...$812.95 -
570200-476 Armstrong Flo-Trex Valve FTV-2.5FA Angle Pattern
Armstrong
$807.95570200-476 Armstrong Flo-Trex Valve FTV-2.5FA Angle Pattern. (Supplied with ANSI-125 FLANGED pump & system connections). Flange adapter kits not required. *Please note image is generic. Armstrong Flo-Trex Valves are used on the...$807.95 -
570200-215 Armstrong FTV-1.5TS Flo-Trex Valve Threaded Style Straight Pattern
Armstrong
$857.95570200-215 Armstrong FTV-1.5TS Flo-Trex Valve Threaded Style Straight Pattern. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak...$857.95 -
516837-301 Armstrong FSA 1-1/2" Flo-Trex Valve Straight Angle
Armstrong
$884.95516837-301 Armstrong FSA 1-1/2" Flo-Trex Valve Straight Angle. *Please note image is generic. Armstrong Flo-Trex Valves are used on the discharge side of pumping equipment to protect pumps from damage and keep them operating at peak efficiency...$884.95 -
13-AV Armstrong SS Air Vent 1" NPT 309 psi
Armstrong
$2,741.9513-AV Armstrong SS Air Vent 1" NPT 309 psi. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity down to 0...$2,741.95 -
D25543 Armstrong GP-2000 DI 1.5" NPT Pressure Reducing Valve 3-21
Armstrong International
$2,876.95D25543 Armstrong GP2000 DI 1.5" NPT Pressure Reducing Valve 3-21 for steam service. Information: GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot Installation Guide GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI...$2,876.95 -
D25547 GP-2000 Armstrong 2" NPT Pressure Reducing Valve 3-21
Armstrong International
$3,655.95D25547 GP-2000 Armstrong 2" NPT Pressure Reducing Valve 3-21 for steam service. Information: GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot Installation Guide GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot...$3,655.95 -
GP-2000 Armstrong 3/4" NPT Pressure Reducing Valve 3-21 PSI Pilot
Armstrong International
$3,385.95GP-2000 Armstrong 3/4" NPT Pressure Reducing Valve 3-21 PSI Pilot for steam service. Information: GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21 PSI Pilot Installation Guide GP-2000 Armstrong 1/2" NPT Pressure Reducing Valve 3-21...$3,385.95 -
22-AV Armstrong SS Air Vent 3/4" NPT 474 psi
Armstrong
$1,224.9522-AV Armstrong SS Air Vent 3/4" NPT 474 psi. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity down to 0...$1,224.95 -
22-AV Armstrong SS Air Vent 3/4" NPT 126 psi
Armstrong
$1,224.9522-AV Armstrong SS Air Vent 3/4" NPT 126 psi. The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity down to 0...$1,224.95 -
13-AV Armstrong SS Air Vent 1" NPT 570 psi 7/64"
Armstrong
$2,741.9513-AV Armstrong SS Air Vent 1" NPT 570 psi 7/64". The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure. For pressures to 600 psig (41 bar) or specific gravity down...$2,741.95 -
SG-44 Armstrong Suction Guide 516860-021
Armstrong
$1,108.95SG-44 Armstrong Suction Guide 516860-021, 4"x4" flanged. Port Sizes (ins) System x Pump. Armstrong suction diffusers are designed for direct mounting on the suction flange of horizontal and vertical pumps. Armstrong Suction Guides (SG's) are...$1,108.95