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National Stock Number:
2590-01-023-4007
Federal Supply Class:
2590
National Item Identification Number:
010234007
Description:
VALVE,POPPET,HULL DRAIN
Detail:
A MUSHROOM OR TULIP-SHAPED ITEM HAVING AN EXTENDED STEM WHICH IS SPECIFICALLY DESIGNED TO PERMIT DRAINAGE OF A VEHICLE HULL. IT IS MANUALLY OPERATED EITHER DIRECTLY OR THROUGH A SERIES OF LINKAGE FOR REMOTE CONTROL. IT MAY HAVE RUBBER VULCANIZED ON THE SEATING SURFACE FOR POSITIVE SEALING.
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Manufacturer Information:
| 8724467 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| GENERAL CHARACTERISTICS ITEM DESCRIPTION | MATERIAL - STEEL, OVERALL, QQ-S-681, CLASS 105-85; HARDNESS RATING - 23.0 ROCKWELL C MIN OVERALL AND 28.0 ROCKWELL C MAX OVERALL; HEAD STYLE - MUSHROOM; HEAD HEIGHT - 0.2500 IN.; OUTSIDE DIA - 1.7500 IN.; NECK RADIUS - 0.1870 IN.; SEAT ANGLE IN DEG - 45.0; STEM STYLE - DRILLED; HOLE DIA - 0.1250 IN.; CHAMFER LENGTH - 0.0310 IN.; STEM LENGTH - 2.8120 IN.; STEM DIA - 0.3740 IN.; DISTANCE FROM HOLE CENTER TO STEM END - 0.2500 IN.; CHAMFER ANGLE IN DEG - 45.0; SECOND HOLE IN STEM 0.125IN. DIA 2.250 IN. FORM END STEM |
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