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		                        | National Stock Number:
 2815-00-980-2263
 
 Federal Supply Class:
 2815
 
 National Item Identification Number:
 009802263
 
 Description:
 ROTOR,ENGINE POPPET VALVE
 
 Detail:
 A SPRING LOADED METALLIC DEVICE WHICH IS SPECIFICALLY DESIGNED TO ROTATE THE POPPET VALVES OF AN INTERNAL COMBUSTION ENGINE TO PREVENT UNEVEN WEAR AND/OR DISTORTION OF THE VALVE SEATING SURFACE. SEE ALSO SEAT, HELICAL COMPRESSION SPRING.
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 Manufacturer Information:
 
 | 317935R91 | 0SAT8 | KOMATSU AMERICA CORP. |  | 317935R91 | 29510 | KOMATSU AMERICAN INTL CO |  | 317935R91 | 31007 | NAVISTAR INTL CORP |  | 3211R051099 | 31033 | TRW INC TRW INTL TRADE GOVERNMENT SALES DEPT |  | 317935R91 | 92679 | NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ | 
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 Techincal Specification:
 
 | DISTANCE FROM END TO NEAREST STEP | 0.094 NOMINAL INCHES |  | BORE DIAMETER | 0.640 INCHES NOMINAL |  | FIRST STEP DIAMETER | 0.906 NOMINAL INCHES |  | FIRST STEP LENGTH | 0.125 NOMINAL INCHES |  | III ROTATION DIRECTION | COUNTERCLOCKWISE |  | PROPRIETARY CHARACTERISTICS | PACS |  | OVERALL HEIGHT | 0.416 INCHES NOMINAL |  | SECOND STEP DIAMETER | 1.270 NOMINAL INCHES |  | SECOND STEP LENGTH | 0.219 NOMINAL INCHES |  | SPRING AND BALL RETAINER INSIDE DIAMETER | 0.843 INCHES NOMINAL |  | STYLE DESIGNATOR | POSITIVE TYPE-STRAIGHT BORE | 
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