Best Diaphragm

Air Operated Double Diaphragm Pump QBK-15 1/2 inch Outlet 12 GPM Pneumatic Transfer Max 115 PSI Industrial Use for Chemical Waste Oil Dual Dissepiment PTFE Nitrile Rubber by Cast Iron Aluminum Alloy

【INDUSTRIAL QBK-15】Material:Cast iron,aluminum alloy,Stainless steel.Inlet Port: 1/2 inch.
【EXCELLENT EFFICIENCY】Double diaphragm pump motor design delivers optimum air efficiency.Double Diaphragm:PTFE, Nitrile Rubber and Polychloroprene..
【RELIABILITY】 Diaphragm pump unbalanced air valve ensures no-stall operation.Air diaphragm pump good abrasion resistance, chemical resistance, and heat resistance..
【SAFETY】 Air diaphragm pump bolted construction for leak-free fluid handling..
【VARIOUS INDUSTRIES】Diaphragm pump can petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive and other chemical industries..

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3M Littmann 2141 Master Classic II Stethoscope, Black, 27 inch

Award winning ergonomic design and excellent acoustic sensitivity deliver comfort and reliable diagnostic performance.
Tunable diaphragm responds with a simple pressure change to capture low and high-frequency sounds.
Anatomically designed headset is angled to meet the path of the ear canal.
Non-chill rim and diaphragm offers welcome patient comfort.Diaphragm Diameter 1.75 Inch Diaphragm Diameter (metric) 1.73 inches.
Latex free materials for allergy sensitive users.
Headset Material: Wide diameter aerospace alloy / Anodized aluminum.

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Diaphragm Water Pump, 280 3V Mini Air Peristaltic Pump, DC Water Pump for Pumping Environments

USE OCCASIONS: The mini diaphragm water pump is mainly used in pumping environments, which can be used in household appliances, models, aquarium equipment, etc..
SPECIFICATIONS: The inlet and outlet of mini diaphragm water pump are all fixed calibers, the outer diameter of the water inlet is 7mm, and the outer diameter of the water outlet is 4mm, which is very convenient for installation..
MATERIAL: The material of mini diaphragm water pump is very high quality, so the product has high durability and long service life..
STABILITY: The mini diaphragm water pump has excellent performance, small size, easy to carry, stable operation, and is a good choice..

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Nalge Nunc Polypropylene Vacuum Pump Aspirator, NALGENE 6140-0010 Aspirator Vacuum Pump PP/PE,

HLVP8 single-head high-precision series diaphragm air pump. Series connection flow ≥ 360L/H.
Parallel connection flow ≥ 480L/H, the service life of brush motor is 2000H, and the service life of brushless motor is 6000H..
Parallel negative pressure≥-0.072Mpa, series negative pressure≥-0.088Mpa, positive pressure≥0.1Mpa, noise≤68db..
Using EPDM high-quality diaphragm, it has good resistance to chemicals such as alcohol, acid, alkali, oxidizer, ketone and grease, and poor oil resistance. Good tolerance, dry running, durable, maintenance-free..
Principle: HLVP8 series of miniature diaphragm pumps are simply designed according to the principle of positive displacement pumps. By controlling the inlet and outlet of the diaphragm, a power drive is formed and the transmission mechanism pushes the piston to reciprocate, and the intake pressure pushes the diaphragm back and forth to do work to suck and discharge gas..
Application areas: transmission of gas, inflation, gas analysis, laboratory equipment, fixed objects, household DIY, etc..

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Argos EV432 E-Vac Replacement 4 L Polypropylene Bottle with Lid, 1.8 m Tubing

HLVP8 single-head high-precision series diaphragm air pump. Series connection flow ≥ 360L/H.
Parallel connection flow ≥ 480L/H, the service life of brush motor is 2000H, and the service life of brushless motor is 6000H..
Parallel negative pressure≥-0.072Mpa, series negative pressure≥-0.088Mpa, positive pressure≥0.1Mpa, noise≤68db..
Using EPDM high-quality diaphragm, it has good resistance to chemicals such as alcohol, acid, alkali, oxidizer, ketone and grease, and poor oil resistance. Good tolerance, dry running, durable, maintenance-free..
Principle: HLVP8 series of miniature diaphragm pumps are simply designed according to the principle of positive displacement pumps. By controlling the inlet and outlet of the diaphragm, a power drive is formed and the transmission mechanism pushes the piston to reciprocate, and the intake pressure pushes the diaphragm back and forth to do work to suck and discharge gas..
Application areas: transmission of gas, inflation, gas analysis, laboratory equipment, fixed objects, household DIY, etc..

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Air-Operated Double Diaphragm Pump 1/2 inch Inlet Outlet Cast Iron Air Diaphragm Pump 12 GPM Max 115PSI for Industrial Use QBK-15-1/2inch

【PREMIUM DOUBLE DIAPHRAGM PUMP】Good abrasion resistance and heat resistance. Bolted construction for leak-free fluid handling. Motor design delivers optimum air efficiency. "Unbalanced" air valve ensures no-stall operation. Easy access to ball checks and fluid caps for maintenance and repairs..
【EXCELLENT AIR-OPERATED PERFORMANCE】The Listing Is About 12 Gpm Air-operated Double Diaphragm Pump with 1/2 Inch Inlet and Outlet. This Powerful Air-operated Double Diaphragm Pump QBK-15 Features a 1/2in. Inlet and 1/2in..
【MAIN PARAMETER】Type: Double diaphragm, Operation Type: Air-operated, Model: QBK-15, Body Material: Cast iron, Inlet Port: 1/2 inch (12.7 mm), Outlet Port: 1/2 inch (12.7 mm), Air Inlet Size: 1/4 inch (6.35 mm), Gas Nozzle: 0.32 inch (8 mm), Max Flow Rate: 2 m3/h (12 GPM), Suction: 0-5 m (0-16.4 ft), Max Head: 69 m (226.4 ft), Max PSI: 115 psi..
【DURABLE CONSTRUCTION】The diaphragm pump housing is made of cast iron material, bolted against leakage, sturdy, and corrosion-proof for long-time use. [Warning]: Not suitable for acid, alkali and other corrosive liquids!.
【VERSATILE USE】This diaphragm pump can handle various fluids, such as waste oil, alcohol, hydraulic fluid, gasoline, diesel, drink, and so on. It is widely used in m....

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Cozyel 12 GPM Air-Operated Air Diaphragm Double Diaphragm Pump Cast Iron 115 PSI Dual Diaphragm Air Pump Petroleum Fluids 1/2 inch Inlet/Outlet QBK-15

Air-Operated Double Diaphragm Pump 12GPM 1/2Inch Inlet And Outlet. The diaphragm pump features an externally serviceable air distribution system and all-bolted construction, with convenient operating, are widely used in various industries, such as petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive etc.
A diaphragm pump (also known as a Membrane pump) is a positive displacement pump that uses a combination of the reciprocating action of a rubber, thermoplastic or teflon diaphragm and suitable valves on either side of the diaphragm (check valve, butterfly valves, flap valves, or any other form of shut-off valves) to pump a fluid..
Rugged construction - resists corrosion for reliable performance and long life.Bolted construction is designed for leak-free fluid handling..
Good abrasion resistance and heat resistance..
Easy access to ball checks and fluid caps for maintenance and repairs..

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SKF TMST 3 Electronic Stethoscope

...tors, Nurses, Students, Home Health, Medical Providers since 1971 | Backed by our Full Lifetime Warranty & Free-Parts-For-Life Program | Latex-Free.
ProCardial Cardiology Titanium line is known for performance, durability and aesthetics. Constructed from acoustically-superior and lightweight titanium with extra deep diaphragm and bell, ending the tradeoff between sound quality and weight. Makes a great gift with over 20 color variations to choose from..
CHESTPIECE: cardiology grade dual head stethoscope for adult diagnostics that delivers transmission of heart, lung, stomach (GI, bowel, etc.) & blood pressure flow (Korotkoff) sounds with acoustic integrity & clarity for doctors, nurses, students in clinical or home settings. TRUE BELL & DIAPHRAGM: designed with a turnable fully rotating stem for diaphragm & bell side to capture high or low frequency sounds as needed. CONVERTIBLE full pediatric & infant-neonatal chestpiece (sold separately)..
PATENTS to maximize sound performance, durability and comfort for extended use, including our GlideLock System on our chestpieces to lock in sound in the diaphragm and bell channels. ErgonoMax Headset with dual-leaf spring construction, patented Acoustic Pyramid Chamber with patent pending STEnT to ensure structural....

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3M Littmann Stethoscope Spare Parts Kit, Classic II Infant Assembly, 40013

Quality and reliability in one convenient package.
Contains one floating diaphragm for the stethoscope chestpiece.
Contains a black rim for assembly of the diaphragm to the chestpiece.
Contains a Grey rim for assembly of the diaphragm to the chestpiece.

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