Best Diaphragm Seal

Prestige Medical Clinical Lite Stethoscope Hot Pink

The Clinical Lite comes with two sizes of eartips which seal out extraneous noise while providing superior comfort..

Heavy-duty, double-beaded diaphragm seal ensures leak-free performance.
Loosen the four captive bonnet bolts to install the diaphragm in minutes.
Captive plunger ensures easy access to valve solenoid and eliminates the possibility of lost parts during disassembly.

Sensitive diaphragm gauge calibrated in inches of water column and ounces per square inch, Improved lamination strength of diaphragm (bellows) to brass plate withstands higher over-pressure, Tube nipple for easy connection to system manifold, Two gauge ranges available, The unique single bellows on brass plate design replaces the double bellows for a stronger seal that resists greater over-pressure.

Sensitive diaphragm gauge calibrated in inches of water column and ounces per square inch, Improved lamination strength of diaphragm (bellows) to brass plate withstands higher over-pressure, Tube nipple for easy connection to system manifold, Two gauge ranges available, The unique single bellows on brass plate design replaces the double bellows for a stronger seal that resists greater over-pressure.

Lightest weight of all Littmann adult stethoscopes at just 118 grams..
Dual-sided chestpiece provides versatility of both a tunable diaphragm and open bell..
Teardrop-shaped chestpiece for easier positioning under blood pressure cuffs and around bandages..
Tunable diaphragm: Hear high or low frequency sounds by slightly adjusting pressure on the chestpiece..
Soft-sealing eartips provide an excellent acoustic seal and comfortable fit..

... SECURE FIT & SEAL: Silicone seal provides excellent barrier against contaminants.
five-point head strap option includes center strap for easier adjusting and a more secure fit.
cartridge connector is threaded to prevent accidental disconnection.
SPEECH DIAPHRAGM OPTION: Kapton Speech Diaphragm enhances and clarifies conversations to improve workplace communication and safety.
especially useful in loud environments (diaphragm not included).

【INDUSTRIAL QBY4-25L】Material:aluminum.
Dissepiment Material:Nitrile Bubber,Fluorine Rubber,Chloroprene Rubber.
Suction: 23 ft(7M).Can not use for corrosive liquid..
【MAXIMUM HEAD】Air-Operated Double Diaphragm Pump have top quality, a double-acting seal that delivers better performance. 1/2 inch air inlet with NPT fitting uses standard shop air for easy operation.275.59FT/84M, Max Temp : 150 ℉, Max Pressure: 120 PSI..
【EXCELLENT PERFORMANCE】Double Diaphragm Pump features an externally serviceable air distribution system and all-bolted construction. Modular air valve is stall-free, this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes down time..
【RUGGED CONSTRUCTION】 Diaphragm Pump resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling..
【WIDELY USE】The diaphragm pump with convenient operating are widely used in various industries, such as petroleum, metallurgy, mining, coating material, paint, printing, paper making, water treatment, automoti....

Contains instructions, easy to repair, effectively solve the problem of water leakage..
Compatible with 3/4-1" 975XL and 975XL2 Reduced Pressure Backflow Preventer..
Contains: (1) O-ring for relief valve stem, (1) #1 check spring, (1) #2 seal rings, (1) relief valve seal ring, (1) diaphragm, (2) O-rings for check....
Note: Please clean up the debris in the pressure reducing valve during installation to avoid water leakage caused by inability to seal..