4820-01-120-8140 DISK,VALVE Index 2815-01-120-8142 CAMSHAFT,ENGINE

National Stock Number:
2815-01-120-8141

Federal Supply Class:
2815

National Item Identification Number:
011208141

Description:
CAMSHAFT,ENGINE

Detail:
A SHAFT WITH ECCENTRIC LOBE(S) SPECIFICALLY DESIGNED TO RAISE AT A PREDETERMINED TIME, THE ENGINE POPPET VALVE(S) FROM THE VALVE SEAT(S) OF AN INTERNAL COMBUSTION ENGINE. IT MAY INCLUDE FACILITIES FOR OPERATING ACCESSORIES, SUCH AS FUEL PUMPS, IGNITION DISTRIBUTORS, OIL PUMPS, AND THE LIKE. EXCLUDES SHAFT (AS MODIFIED).


Manufacturer Information:
1P317711083CATERPILLAR INC


Techincal Specification:
PROPRIETARY CHARACTERISTICSPACS
SPECIAL FEATURESMATERIAL STEEL OVERALL; 45.91 IN. LG; 7 JOURNALS 2.34 IN. DIA; 6 CAMS PER SHAFT; END NOT IDENTICAL; FIRST END,4 HOLES,0.375 IN. THREAD SIZE,24 THREADS PER INCH,CLASS 2B,1.00 IN. DP; 1 WOODRUFF KEY SLOT .2496 PORM .0012IN. W,.341 PORM .010 IN. DP; SECOND END,HOLE IN CENTER OF SHAFT .9298 IN. DIA .38 IN. DP; CLOCKWISE ROTATION WHEN VIEWED FROM SECOND END; FOR EXHAUST VALVES ONLY; L-H


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