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National Stock Number:
4320-01-338-2277
Federal Supply Class:
4320
National Item Identification Number:
013382277
Description:
GEAR ROTOR SET,ROTARY PUMP
Detail:
A PUMP ROTOR OR IMPELLER CONSISTING OF TWO GEARS, THE OUTER GEAR HAVING INTERNAL TEETH (LOBES) AND THE INNER GEAR HAVING EXTERNAL TEETH (LOBES). THE INNER GEAR HAS ONE OR TWO TEETH LESS THAN THE OUTER GEAR, AND IS MOUNTED TO MESH ECCENTRIC WITH THE OUTER GEAR. THE SPACE BETWEEN THE TEETH OF THE TWO MESHING GEARS CREATES A POSITIVE DISPLACEMENT OF FLUIDS FROM THE INLET PORT TO THE OUTLET PORT OF THE ROTARY PUMP.
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Manufacturer Information:
| N197331-1 | 27541 | TRANSAERO, INC. | | N197331-1 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC | | N197331-1 | 76301 | THE BOEING COMPANY | | N197331-1 | K4358 | SAFRAN ELECTRICAL & POWER UK LTD | | N197331-1 | U0J60 | ONTIC ENGINEERING & MANUFACTURING UK LIMITED |
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Techincal Specification:
| COMPONENT QUANTITY | 2 | | NONSUPPLY ITEMS AND QUANTITIES | 76301 N197331-1 GEAR 2 | | SPECIAL FEATURES | OUTER ROTOR CAST IRON GRADE 40;INNER ROTOR STEEL A.I.S.I. 8620;O/A DIA 1.4975;BORE DIA 0.500 IN.;O/A DIA INCLUDING KEYWAYS 0.632 IN.;2 KEYWAYS SET 90 DEG APART;WIDTH OF KEYWAY 0.095 IN. |
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