4820-00-389-6498 SEAT,VALVE Index 2805-00-389-6505 CAMSHAFT,ENGINE

National Stock Number:
4820-00-389-6499

Federal Supply Class:
4820

National Item Identification Number:
003896499

Description:
SEAT,VALVE

Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.


Manufacturer Information:
131908812204DAIMLER CHRYSLER
131908893334ATWOOD FENCE CO INC
WAUG70579229WAUSAU PLANT- MACHINING DIV MUSKEGON PISTON RING CO A QUESTOR CO


Techincal Specification:
BODY INSIDE DIAMETER1.3695 INCHES MINIMUM AND 1.3795 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.649 INCHES MINIMUM AND 1.650 INCHES MAXIMUM
FSC APPLICATION DATAVALVE,GASOLINE ENGINE,NONAIRCRAFT
HARDNESS RATING50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
OVERALL HEIGHT0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMS926 MIL STD 1ST MATERIAL RESPONSE OR MS803 MIL STD 2ND MATERIAL RESPONSE OVERALL
MATERIALIRON OR STEEL OVERALL
SEAT ANGLE IN DEG90.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORPLAIN


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