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National Stock Number:
4820-00-555-0146
Federal Supply Class:
4820
National Item Identification Number:
005550146
Description:
VALVE,RESTRICTOR CHECK
Detail:
A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.
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Manufacturer Information:
| 8R7448-3 | 26044 | SAF INDUSTRIES LLC |
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Techincal Specification:
| APERTURE DIAMETER | 0.028 INCHES NOMINAL | | CONNECTION STYLE | PLAIN (TUBE) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM ALLOY 2024 BODY | | MATERIAL | RUBBER SYNTHETIC PACKING | | MATERIAL | STEEL COMP 303 FLOW CONTROL DEVICE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | SPECIAL FEATURES | 2.026 IN. LG OVER-ALL,0.688 IN. ACROSS FLATS | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD QUANTITY PER INCH | 20 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END |
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