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National Stock Number:
4820-00-301-0256
Federal Supply Class:
4820
National Item Identification Number:
003010256
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:
| 2700122 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS | | 2700172 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS | | 749986-103 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY BODY | | PLASTIC POLYAMIDE FLOW CONTROL DEVICE | | ALUMINUM ALLOY SEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/4, COMP 5083, TEMPER H111 FED SPEC SINGLE MATERIAL RESPONSE BODY | | QQ-A-200/4, COMP 5083, TEMPER H111 FED SPEC SINGLE MATERIAL RESPONSE SEAT | | SURFACE TREATMENT | ANODIZE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE | | STYLE DESIGNATOR | STRAIGHT THRU | | APERTURE DIAMETER | 0.060 INCHES NOMINAL | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 60.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | -65.0 DEG FAHRENHEIT 1ST RESPONSE | | 135.0 DEG FAHRENHEIT 2ND RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | BUTT WELD TUBE 2ND END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | BEVELED (TUBE) 2ND END | | SEAT ANGLE | 37.0 DEGREES 1ST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.000 INCHES 2ND END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | NOMINAL THREAD SIZE | 0.562 INCHES 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | DISK LOADING METHOD | SPRING |
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