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National Stock Number:
4820-00-803-2548
Federal Supply Class:
4820
National Item Identification Number:
008032548
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:
| 1R3444-15-25 | 26044 | SAF INDUSTRIES LLC | | 1R3449-15-25 | 26044 | SAF INDUSTRIES LLC | | 668067-5 | 98897 | LOCKHEED MARTIN CORP | | 668374-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY BODY | | RUBBER SYNTHETIC PACKING | | SURFACE TREATMENT | ANODIZE | | STYLE DESIGNATOR | ANGLE | | APERTURE DIAMETER | 0.187 INCHES NOMINAL | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | FLARELESS 1ST END | | SEAT ANGLE | 24.0 DEGREES 1ST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | THREAD QUANTITY PER INCH | 20 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | MOUNTING POSITION | HORIZONTAL | | DISK LOADING METHOD | SPRING | | SPECIAL FEATURES | OVER-ALL DIM.,2.781 IN. LG,1.000 IN. ACROSS FLATS | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 26044 | | DESIGN CONTROL REFERENCE | 1R3444-15-25 |
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