2810-00-554-2143 RING,PISTON Index 1680-00-554-2152 ACTUATOR,ELECTROMECHANICAL,ROTAR

National Stock Number:
2810-00-554-2145

Federal Supply Class:
2810

National Item Identification Number:
005542145

Description:
PISTON,INTERNAL COMBUSTION ENGIN


Manufacturer Information:
6995880254TEXTRON LYCOMING INC WILLIAMSPORT PLANT


Techincal Specification:
DISTANCE BETWEEN PIN BOSSES1.750 INCHES NOMINAL
DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP1.7225 INCHES NOMINAL
CUT DEPTH0.5475 INCHES NOMINAL
DIAMETER4.8341 INCHES NOMINAL
FURNISHED ITEMSSKIRT BOTTOM CUTAWAY FEATURE
FINISHED SIZE DESIGNATIONSTANDARD
FSC APPLICATION DATAENGINE,RECIPROCATING,AIRCRAFT
GROOVE TAPER ANGLE7 DEG 26 MINUTES PORM 15 MINUTES
HEAD STYLEHUMP
OIL PASSAGE TYPEHOLE LOCATION NOT OTHERWISE SPECIFIED
OVERALL HEIGHT3.200 INCHES NOMINAL
MATERIALALUMINUM
SKIRT TYPESOLID
PIN TYPE FOR WHICH DESIGNEDFLOATING
PINHOLE DIAMETER1.1247 INCHES NOMINAL
RING GROOVE QUANTITY3
RING GROOVE WIDTH0.1280 INCHES NOMINAL AND 0.1890 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED
RING GROOVE DIAMETER4.395 INCHES NOMINAL SECOND RING
RING GROOVE DIAMETER4.416 INCHES NOMINAL FIRST RING
WEIGHT42.0 OUNCES
SURFACE FINISHFINISHED
SURFACE TREATMENTTIN


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