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National Stock Number:
4920-01-334-3195
Federal Supply Class:
4920
National Item Identification Number:
013343195
Description:
DIRECTIONAL CONTROL VALUE TEST A
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Manufacturer Information:
| 75D20000-001 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| FUNCTIONAL DESCRIPTION | THE HYDRAULIC DIRECTIONAL CONTROL VALVE (AN SRU) OF THE WEAPONS BAY DOOR DRIVE SYSTEM,CONTROLS THE START AND STOPPING OF THE BI-DIRECTIONAL HYDRAULIC MOTOR FOR THE WEAPONS BAY DOOR ACTUATION SYSTEM; THE VALVE OPENS USING HYDRAULIC POWER FROM THE SYSTEM; THE VALVE IS CLOSED BY AN INTERNAL CENTERING SPRING; THE VALVE IS A CARTRIDGE TYPE | | GENERAL CHARACTERISTICS ITEM DESCRIPTION | INCLUDES A TEST MANIFOLD (P/N 75D20000-011),INSERTION GUIDE (P/N 75D20000-021),ASSEMBLY TOOL (P/N 75D20000-031),DIAL INDICATOR (P/N 75D20000-041),LOAD FIXTURE (P/N 75D20000-051),AND A MEASURING ARM (P/N 75D20000-061); THESE ARE TO BE USED IN CONJUNCTION WITH TEST STAND (P/N 45A87C) AND POWER SUPPLY (P/N 45C25C) |
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