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National Stock Number:
4820-00-203-9390
Federal Supply Class:
4820
National Item Identification Number:
002039390
Description:
COCK,POPPET DRAIN
Detail:
AN ITEM DESIGNED TO DRAIN FLUIDS FROM FUEL SYSTEMS, TANKS, FILTERS, OR SIMILAR ITEMS. IT HAS A MOUNTING END, A FREE FLOWING END, AND A QUICK-ACTING NONMETALLIC SEALED CLOSURE, USUALLY SPRING LOADED, THAT HOLDS IT IN AN "OFF" POSITION. IT REQUIRES NO LUBRICATION OTHER THAN FROM THE FLUID BEING DRAINED.
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Manufacturer Information:
| 633971-3 | 98897 | LOCKHEED MARTIN CORP | | 740B3 | 91511 | AUTO-VALVE, INC |
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Techincal Specification:
| FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE | | MATERIAL | ALUMINUM ALLOY BODY | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.437 INCHES FIRST END | | SEAT ANGLE | 37.0 DEGREES FIRST END | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD QUANTITY PER INCH | 20 FIRST END | | THREAD SERIES DESIGNATOR | UNF FIRST END |
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