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0821-05 Economy SWING Check Valve1/2" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-05C CLEAR SWING Check Valve1/2" Swing Check Valve, CLEAR with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-07 Economy SWING Check Valve3/4" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-07C CLEAR SWING Check Valve3/4" Swing Check Valve, CLEAR with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-10 Economy SWING Check Valve1" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-10C CLEAR SWING Check Valve1" Swing Check Valve, CLEAR with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-15 Economy SWING Check Valve1.5" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-15C CLEAR SWING Check Valve1.5" Swing Check Valve, CLEAR with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-20 Economy SWING Check Valve2" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-20C CLEAR SWING Check Valve2" Swing Check Valve with 1/2 pound opening spring, CLEAR. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-20CFPT Clear SWING Check Valve2" FPT (female NPT) (Female Pipe Thread) CLEAR Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal. Clear body allows inspection.
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0821-25C Clear SWING Check Valve2.5" CLEAR Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal. Clear body allows inspection.
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0821-25CFPT Clear SWING Check Valve2.5" FPT (female NPT) (Female Pipe Thread) CLEAR Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal. Clear body allows inspection.
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0821-30 Economy SWING Check Valve3" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal.
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0821-30C Clear SWING Check Valve3" CLEAR Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal. Clear body allows inspection.
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0823-10C Clear SWING Check ValveClear 1" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal. Comes with self locking unions attached. (Won't unscrew themselves no matter how much it vibrates.)
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0823-15C Clear SWING Check ValveClear 1.5" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal. Comes with self locking unions attached. (Won't unscrew themselves no matter how much it vibrates.).)
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0823-20C Clear SWING Check ValveClear 2" Swing Check Valve with 1/2 pound opening spring. (Flapper) Full flow. Very heavy duty fitting. Spring assisted flapper valve, can be installed in any orientation. 100% positive seal. Comes with self locking unions attached. (Won't unscrew themselves no matter how much it vibrates.)
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550-6800 2inch SWING check valve 8#ON SALE BLOW OUT 2" Swing Check Valve. 8 pound spring. An inexpensive flapper style check valve. Only available in 2". Use reducer bushings to neck down to smaller sizes. Not a 100% positive seal valve. Some back flow could occur if pump is turned off. If you need a positive seal valve, use one of the other flapper check valves on this page. LIMITED TO STOCK ON HAND (ABOUT 10) DISCONTINUED ITEM.
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S1520-07F Spears 3/4 FPT (female NPT) Swing ChkS1520-07F Spears 3/4" fpt (female npt) x fpt (female npt) Swing check valve.
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S1520C40 4inch clear swing chk valv4" Clear check valve. Slip sockets. Must be installed horizontal or in the vertical "up flow" position.
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S1580C40 4inch clear swing spring Spring Assisted 4" Clear check valve. Slip sockets. Can be installed in any position, spring will close the valve for a positive seal.
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0801-20 Rectangular Swing Check Valve2" Swing Check Valve. (Flapper) Perfect back flow prevention valve for expensive heat exchangers and other harsh environment situations. Full flow. Very heavy duty fitting. Spring assisted flapper valve, glass-filled noryl injection molded shart, 100% silicone gasket and clear serviceable lid.can be installed in any orientation. 100% positive seal. 2" slip socket/2.5" spigot. White color with clear lid.
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